81881495

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{6301}}^1$

素因数の和:6442

約数の個数: 16

約数和(自身を含む): 103453632

約数和(自身を除く): 21572137

約数列:

[1, 5, 23, 113, 115, 565, 2599, 6301, 12995, 31505, 144923, 712013, 724615, 3560065, 16376299, 81881495]

約数ペア:

[(1, 81881495), (5, 16376299), (23, 3560065), (113, 724615), (115, 712013), (565, 144923), (2599, 31505), (6301, 12995)]