2017872025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{32507}}^1$

素因数の和:32721

約数の個数: 24

約数和(自身を含む): 2708826624

約数和(自身を除く): 690954599

約数列:

[1, 5, 13, 25, 65, 191, 325, 955, 2483, 4775, 12415, 32507, 62075, 162535, 422591, 812675, 2112955, 6208837, 10564775, 31044185, 80714881, 155220925, 403574405, 2017872025]

約数ペア:

[(1, 2017872025), (5, 403574405), (13, 155220925), (25, 80714881), (65, 31044185), (191, 10564775), (325, 6208837), (955, 2112955), (2483, 812675), (4775, 422591), (12415, 162535), (32507, 62075)]