253184425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1193}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 338900184

約数和(自身を除く): 85715759

約数列:

[1, 5, 13, 25, 65, 325, 653, 1193, 3265, 5965, 8489, 15509, 16325, 29825, 42445, 77545, 212225, 387725, 779029, 3895145, 10127377, 19475725, 50636885, 253184425]

約数ペア:

[(1, 253184425), (5, 50636885), (13, 19475725), (25, 10127377), (65, 3895145), (325, 779029), (653, 387725), (1193, 212225), (3265, 77545), (5965, 42445), (8489, 29825), (15509, 16325)]