82570225

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 104523320

約数和(自身を除く): 21953095

約数列:

[1, 5, 25, 109, 157, 193, 545, 785, 965, 2725, 3925, 4825, 17113, 21037, 30301, 85565, 105185, 151505, 427825, 525925, 757525, 3302809, 16514045, 82570225]

約数ペア:

[(1, 82570225), (5, 16514045), (25, 3302809), (109, 757525), (157, 525925), (193, 427825), (545, 151505), (785, 105185), (965, 85565), (2725, 30301), (3925, 21037), (4825, 17113)]