72965425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{647}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 97868736

約数和(自身を除く): 24903311

約数列:

[1, 5, 13, 25, 65, 325, 347, 647, 1735, 3235, 4511, 8411, 8675, 16175, 22555, 42055, 112775, 210275, 224509, 1122545, 2918617, 5612725, 14593085, 72965425]

約数ペア:

[(1, 72965425), (5, 14593085), (13, 5612725), (25, 2918617), (65, 1122545), (325, 224509), (347, 210275), (647, 112775), (1735, 42055), (3235, 22555), (4511, 16175), (8411, 8675)]