#include <bits/stdc++.h>

using namespace std;

#define rep(i,n) for(int i=0;i<n;++i)

int gcd(int a, int b)
{
    if (b == 0) return a;
    return gcd(b, a % b);
}

int main()
{
    int N; cin >> N;
    int a[100]; rep(i, N) cin >> a[i];
    int b = a[N-1];
    rep(i, N - 1) b = gcd(a[i], b);
    int ans = 0;
    rep(i, N) ans += a[i] / b;
    cout << ans << endl;
}