# gcdをlcdとか書いてた・・・

gets
ns = $stdin.read.split.map(&:to_i)

def gcd(ns)
  ns.inject do |a, b|
    a, b = b, a unless a > b
    while (r = a % b) != 0 do
      a, b = b, a % b
    end
    b
  end
end

g = gcd(ns)
puts ns.map{|n| n / g}.inject(&:+)