81866710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{282299}}^1$

素因数の和:282335

約数の個数: 16

約数和(自身を含む): 152442000

約数和(自身を除く): 70575290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 282299, 564598, 1411495, 2822990, 8186671, 16373342, 40933355, 81866710]

約数ペア:

[(1, 81866710), (2, 40933355), (5, 16373342), (10, 8186671), (29, 2822990), (58, 1411495), (145, 564598), (290, 282299)]