25282660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97241}}^1$

素因数の和:97263

約数の個数: 24

約数和(自身を含む): 57178296

約数和(自身を除く): 31895636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97241, 194482, 388964, 486205, 972410, 1264133, 1944820, 2528266, 5056532, 6320665, 12641330, 25282660]

約数ペア:

[(1, 25282660), (2, 12641330), (4, 6320665), (5, 5056532), (10, 2528266), (13, 1944820), (20, 1264133), (26, 972410), (52, 486205), (65, 388964), (130, 194482), (260, 97241)]