#!/usr/bin/ python3.8
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
from functools import reduce

U = 10 ** 5
N, *A = map(int, read().split())
num_count = [0] * (U + 1)
for x in A:
    num_count[x] += 1

save_cost = [0] * (U + 1)
for d in range(2, U + 1):
    save_cost[d] = sum((n - n // d) * num_count[n] for n in range(d, U + 1, d))


def gcd(a, b):
    if a < b:
        a, b = b, a
    while b:
        LA = a.bit_length()
        LB = b.bit_length()
        a ^= b << (LA - LB)
        if a < b:
            a, b = b, a
    return a


g = reduce(gcd, A)
cand = [g]
for i in range(1, 17):
    cand += [x ^ (g << i) for x in cand]
max_save = 0
for d in cand:
    if 1 <= d <= U:
        x = save_cost[d]
        if max_save < x:
            max_save = x

answer = sum(A) - max_save
print(answer)