85391225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6199}}^1$

素因数の和:6257

約数の個数: 24

約数和(自身を含む): 115320000

約数和(自身を除く): 29928775

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 6199, 13775, 30995, 117781, 154975, 179771, 588905, 898855, 2944525, 3415649, 4494275, 17078245, 85391225]

約数ペア:

[(1, 85391225), (5, 17078245), (19, 4494275), (25, 3415649), (29, 2944525), (95, 898855), (145, 588905), (475, 179771), (551, 154975), (725, 117781), (2755, 30995), (6199, 13775)]