10000以内のすべての質量の和を求めます
586 ワード
# -*- coding: utf-8 -*-
def zhishu(num=None):
if num is None or num == 1 or num < 0:
return 0
i = 2
while True:
if i == num:
return num
elif num % i != 0:
i += 1
elif num % i == 0 and num != i:
break
return 0
def sum_zhishu():
sum = 0
for i in range(10001):
sum += zhishu(i)
return sum
print sum_zhishu()
参照先:http://baike.baidu.com/link?url=TpvFbbDQbNWtalMjZIc1EZC3288x8I6ki2pyz5UJFtIHx2alz0AfMwWbG-IrnG5qDnbrlS3tBs7t4VinnJomIq