25647460

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1609}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 53960760

約数和(自身を除く): 28313300

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 1609, 3188, 3218, 3985, 6436, 7970, 8045, 15940, 16090, 32180, 1282373, 2564746, 5129492, 6411865, 12823730, 25647460]

約数ペア:

[(1, 25647460), (2, 12823730), (4, 6411865), (5, 5129492), (10, 2564746), (20, 1282373), (797, 32180), (1594, 16090), (1609, 15940), (3188, 8045), (3218, 7970), (3985, 6436)]