N = int(input())
A = [int(input()) for _ in range(N)]

def gcd(a,b):
    while True:
        r = a % b
        a = b
        b = r
        if r == 0:
            return a
d = A[0]
for i in range(1,N):
    d = gcd(d,A[i])
ans = 0
for i in A:
    ans += i // d
print(ans)