# -*- coding: utf-8 -*-
"""
No.339 何人が回答したのか

"""
import sys
from sys import stdin
from math import gcd
input = stdin.readline


def solve(numbers):
    u_numbers = set(numbers)
    prev_gcd = numbers[0]

    for u in u_numbers:
        g = gcd(prev_gcd, u)
        prev_gcd = g

    ans = 0
    for n in numbers:
        ans += n // prev_gcd
    return ans


def main(args):
    N = int(input())
    numbers = [int(input()) for _ in range(N)]
    ans = solve(numbers)
    print(ans)


if __name__ == '__main__':
    main(sys.argv[1:])