81813695

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{1627}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 100219680

約数和(自身を除く): 18405985

約数列:

[1, 5, 89, 113, 445, 565, 1627, 8135, 10057, 50285, 144803, 183851, 724015, 919255, 16362739, 81813695]

約数ペア:

[(1, 81813695), (5, 16362739), (89, 919255), (113, 724015), (445, 183851), (565, 144803), (1627, 50285), (8135, 10057)]