using System;
using System.Collections.Generic;
using System.Text;
using System.Linq;

class Program
{
    public void Proc()
    {
        Reader.IsDebug = false;
        int numCount = int.Parse(Reader.ReadLine());
        
        int[] inpt = new int[numCount];
        
        for(int i=0; i<numCount; i++) {
            inpt[i] = int.Parse(Reader.ReadLine());
        }
        
        int kouyaku = this.GetKouyaku(inpt);
        int ans = 0;
        inpt.ToList().ForEach(a=>ans += (a/kouyaku));
        
        Console.WriteLine(ans);

    }
    
    private int GetKouyaku(int[] numList) {
        if(numList.Length == 1) {
            return numList[0];
        }

        int kouyaku = numList[0];
        for(int i=1; i<numList.Length; i++) {
            kouyaku = this.GetKouyakuSub(Math.Max(kouyaku, numList[i]), Math.Min(kouyaku, numList[i]));
        }
        return kouyaku;
    }
    
    private int GetKouyakuSub(int numA, int numB) {
        if(numA % numB == 0) {
            return numB;
        } else {
            int amari = numA % numB;
            return this.GetKouyakuSub(numB, amari);
        }
    }
    
    
    

    public class Reader
    {
        public static bool IsDebug = true;
        private static String PlainInput = @"


3
60
30
10



";
        private static System.IO.StringReader Sr = null;
        public static string ReadLine()
        {
            if (IsDebug)
            {
                if (Sr == null)
                {
                    Sr = new System.IO.StringReader(PlainInput.Trim());
                }
                return Sr.ReadLine();
            }
            else
            {
                return Console.ReadLine();
            }
        }
    }
    static void Main()
    {
        Program prg = new Program();
        prg.Proc();
    }
}