129601690

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{86981}}^1$

素因数の和:87137

約数の個数: 16

約数和(自身を含む): 234851400

約数和(自身を除く): 105249710

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 86981, 173962, 434905, 869810, 12960169, 25920338, 64800845, 129601690]

約数ペア:

[(1, 129601690), (2, 64800845), (5, 25920338), (10, 12960169), (149, 869810), (298, 434905), (745, 173962), (1490, 86981)]