import sys
input = sys.stdin.buffer.readline

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

def gcd(x, y):
    while y:
        x, y = y, x % y
    return x
    
gcd_A = A[0]

for a in A:
    gcd_A = gcd(gcd_A, a)
    
for i in range(N):
    A[i] //= gcd_A
    
print(sum(A))