import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int N = scan.nextInt();
		int list[] = new int[N];
		for(int i=0; i<N; i++) {
			list[i] = scan.nextInt();
		}
		
		int v = 0;
		for(int i=list[0]; i>=2; i--) {
			boolean flag = true;
			for(int j=0; j<N; j++) {
				if(list[j] % i != 0.0f) { 
					flag = false;
					break;
				}
			}
			if(flag) {
				v = i;
				break;
			}
		}
		if(v==0) {
			System.out.println(100);
		} else {
			int ans = 0;
			for(int i=0; i<N; i++) {
				ans += (list[i]/v);
			}
			System.out.println(ans);
		}
	}
}