25421710

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{18289}}^1$

素因数の和:18435

約数の個数: 16

約数和(自身を含む): 46090800

約数和(自身を除く): 20669090

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 18289, 36578, 91445, 182890, 2542171, 5084342, 12710855, 25421710]

約数ペア:

[(1, 25421710), (2, 12710855), (5, 5084342), (10, 2542171), (139, 182890), (278, 91445), (695, 36578), (1390, 18289)]