67287655

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 81900000

約数和(自身を除く): 14612345

約数列:

[1, 5, 149, 181, 499, 745, 905, 2495, 26969, 74351, 90319, 134845, 371755, 451595, 13457531, 67287655]

約数ペア:

[(1, 67287655), (5, 13457531), (149, 451595), (181, 371755), (499, 134845), (745, 90319), (905, 74351), (2495, 26969)]