20106009625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{12372929}}^1$

素因数の和:12372957

約数の個数: 16

約数和(自身を含む): 27022479120

約数和(自身を除く): 6916469495

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 12372929, 61864645, 160848077, 309323225, 804240385, 1546616125, 4021201925, 20106009625]

約数ペア:

[(1, 20106009625), (5, 4021201925), (13, 1546616125), (25, 804240385), (65, 309323225), (125, 160848077), (325, 61864645), (1625, 12372929)]