using System;

namespace No339
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int[] a = new int[n];

            for (int i = 0; i < a.Length; i++)
                a[i] = int.Parse(Console.ReadLine());

            int temp = a[0];
            for (int i = 1; i < n; i++)
            {
                temp = Gdc(temp, a[i]);
            }

            int sum = 0;
            foreach (int data in a)
                sum += data / temp;

            Console.WriteLine(sum);
        }

        static int Gdc(int a, int b)
        {
            int temp;

            if (a < b)
            {
                temp = a;
                a = b;
                b = temp;
            }

            do
            {
                temp = a % b;
                a = b;
                b = temp;
            } while (b != 0);

            return a;
        }           
    }
}