51032540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196279}}^1$

素因数の和:196301

約数の個数: 24

約数和(自身を含む): 115412640

約数和(自身を除く): 64380100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 196279, 392558, 785116, 981395, 1962790, 2551627, 3925580, 5103254, 10206508, 12758135, 25516270, 51032540]

約数ペア:

[(1, 51032540), (2, 25516270), (4, 12758135), (5, 10206508), (10, 5103254), (13, 3925580), (20, 2551627), (26, 1962790), (52, 981395), (65, 785116), (130, 392558), (260, 196279)]