25254215

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 11033785

約数列:

[1, 5, 7, 29, 35, 139, 145, 179, 203, 695, 895, 973, 1015, 1253, 4031, 4865, 5191, 6265, 20155, 24881, 25955, 28217, 36337, 124405, 141085, 174167, 181685, 721549, 870835, 3607745, 5050843, 25254215]

約数ペア:

[(1, 25254215), (5, 5050843), (7, 3607745), (29, 870835), (35, 721549), (139, 181685), (145, 174167), (179, 141085), (203, 124405), (695, 36337), (895, 28217), (973, 25955), (1015, 24881), (1253, 20155), (4031, 6265), (4865, 5191)]