80494290340

素因数分解:

$2^2\times 5^1\times {\mathrm{8101}}^1\times {\mathrm{496817}}^1$

素因数の和:504927

約数の個数: 24

約数和(自身を含む): 169059216312

約数和(自身を除く): 88564925972

約数列:

[1, 2, 4, 5, 10, 20, 8101, 16202, 32404, 40505, 81010, 162020, 496817, 993634, 1987268, 2484085, 4968170, 9936340, 4024714517, 8049429034, 16098858068, 20123572585, 40247145170, 80494290340]

約数ペア:

[(1, 80494290340), (2, 40247145170), (4, 20123572585), (5, 16098858068), (10, 8049429034), (20, 4024714517), (8101, 9936340), (16202, 4968170), (32404, 2484085), (40505, 1987268), (81010, 993634), (162020, 496817)]