7630625

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 20

約数和(自身を含む): 9887460

約数和(自身を除く): 2256835

約数列:

[1, 5, 25, 29, 125, 145, 421, 625, 725, 2105, 3625, 10525, 12209, 18125, 52625, 61045, 263125, 305225, 1526125, 7630625]

約数ペア:

[(1, 7630625), (5, 1526125), (25, 305225), (29, 263125), (125, 61045), (145, 52625), (421, 18125), (625, 12209), (725, 10525), (2105, 3625)]