76991690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{108439}}^1$

素因数の和:108517

約数の個数: 16

約数和(自身を含む): 140538240

約数和(自身を除く): 63546550

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 108439, 216878, 542195, 1084390, 7699169, 15398338, 38495845, 76991690]

約数ペア:

[(1, 76991690), (2, 38495845), (5, 15398338), (10, 7699169), (71, 1084390), (142, 542195), (355, 216878), (710, 108439)]