53376440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102647}}^1$

素因数の和:102671

約数の個数: 32

約数和(自身を含む): 129336480

約数和(自身を除く): 75960040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 102647, 205294, 410588, 513235, 821176, 1026470, 1334411, 2052940, 2668822, 4105880, 5337644, 6672055, 10675288, 13344110, 26688220, 53376440]

約数ペア:

[(1, 53376440), (2, 26688220), (4, 13344110), (5, 10675288), (8, 6672055), (10, 5337644), (13, 4105880), (20, 2668822), (26, 2052940), (40, 1334411), (52, 1026470), (65, 821176), (104, 513235), (130, 410588), (260, 205294), (520, 102647)]