70128655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{20123}}^1$

素因数の和:20186

約数の個数: 16

約数和(自身を含む): 91282464

約数和(自身を除く): 21153809

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 20123, 100615, 342091, 825043, 1710455, 4125215, 14025731, 70128655]

約数ペア:

[(1, 70128655), (5, 14025731), (17, 4125215), (41, 1710455), (85, 825043), (205, 342091), (697, 100615), (3485, 20123)]