{"problem":{"name":"质因子","description":{"content":"给定 [numlist.txt](https://www.luogu.com.cn/fe/api/problem/downloadAttachment/rxuwd604?contestId=170180)，请求出文件中的 $1000$ 个数的乘积的质因子 $2$ 出现的次数。","description_type":"Markdown"},"platform":"Luogu","limit":{"time_limit":1000,"memory_limit":524288},"difficulty":{"LuoguStyle":"P2"},"is_remote":true,"is_sync":true,"sync_url":null,"sign":"LGP10508"},"statements":[{"statement_type":"Markdown","content":"给定 [numlist.txt](https://www.luogu.com.cn/fe/api/problem/downloadAttachment/rxuwd604?contestId=170180)，请求出文件中的 $1000$ 个数的乘积的质因子 $2$ 出现的次数。\n\n## Input\n\n无\n\n## Output\n\n输出答案即可。\n\n[samples]\n\n## Background\n\n你所提交的代码长度不应低于 10 字节。","is_translate":false,"language":"English"}],"meta":{"iden":"LGP10508","tags":["数论","洛谷原创","提交答案","O2优化","洛谷月赛"],"sample_group":[],"created_at":"2026-03-03 11:09:25"}}