题解 | #完全数计算#
完全数计算
https://www.nowcoder.com/practice/7299c12e6abb437c87ad3e712383ff84
n = int(input()) count = 0 for i in range(1,n+1):#遍历1-n的数 s = 0 for j in range(1,int(i/2)+1): if i % j == 0:#找出所有真因子 s += j#真因子求和 if s == i: count += 1 print(count)
