25706782975

素因数分解:

$5^2\times {\mathrm{163}}^1\times {\mathrm{389}}^1\times {\mathrm{16217}}^1$

素因数の和:16779

約数の個数: 24

約数和(自身を含む): 32156401680

約数和(自身を除く): 6449618705

約数列:

[1, 5, 25, 163, 389, 815, 1945, 4075, 9725, 16217, 63407, 81085, 317035, 405425, 1585175, 2643371, 6308413, 13216855, 31542065, 66084275, 157710325, 1028271319, 5141356595, 25706782975]

約数ペア:

[(1, 25706782975), (5, 5141356595), (25, 1028271319), (163, 157710325), (389, 66084275), (815, 31542065), (1945, 13216855), (4075, 6308413), (9725, 2643371), (16217, 1585175), (63407, 405425), (81085, 317035)]