#include "bits/stdc++.h"
using namespace std;
#define ll long long int
#define rep(i,n) for( int i = 0; i < n; i++ )
#define rrep(i,n) for( int i = n; i >= 0; i-- )
#define REP(i,s,t) for( int i = s; i <= t; i++ )
#define RREP(i,s,t) for( int i = s; i >= t; i-- )
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define INF 2000000000
#define mod 1000000007
#define INF2 1000000000000000000

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

int main(void)
{
    cin.tie(0);
    ios::sync_with_stdio(false);
	int N; cin >> N;
	int A[100];
	rep(i, N) cin >> A[i];
	int G = A[0];
	rep(i, N - 1) G = gcd(G, A[i + 1]);
	rep(i, N) A[i] /= G;
	int sum = 0;
	rep(i, N) sum += A[i];
	cout << sum << endl;


    return 0;
}