约数之和

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题目描述

给n个数,求n个数的乘积的约数的和,答案对998244353去模

输入格式

第一行输入一个数n 接下来n行,每行一个数

输出格式

一行,答案

3
5
10
15
1872

提示

对于样例1,5×10×15=750 5 \times 10 \times 15 = 750,750有16个约数,分别是1,2,3,5,6,10,15,25,30,50,75,125,150,250,375,7501,2,3,5,6,10,15,25,30,50,75,125,150,250,375,750 加起来得1872 对于100 100% 的数据,n10000,ai2×109 n \le 10000,a_i \le 2 \times 10^9

数论1、整除、质数、约数、欧拉函数

Not Claimed
Status
Done
Problem
17
Open Since
2025-7-3 0:00
Deadline
2025-8-7 23:59
Extension
24 hour(s)