85914140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{330439}}^1$

素因数の和:330461

約数の個数: 24

約数和(自身を含む): 194298720

約数和(自身を除く): 108384580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 330439, 660878, 1321756, 1652195, 3304390, 4295707, 6608780, 8591414, 17182828, 21478535, 42957070, 85914140]

約数ペア:

[(1, 85914140), (2, 42957070), (4, 21478535), (5, 17182828), (10, 8591414), (13, 6608780), (20, 4295707), (26, 3304390), (52, 1652195), (65, 1321756), (130, 660878), (260, 330439)]