265850780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1022503}}^1$

素因数の和:1022525

約数の個数: 24

約数和(自身を含む): 601232352

約数和(自身を除く): 335381572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1022503, 2045006, 4090012, 5112515, 10225030, 13292539, 20450060, 26585078, 53170156, 66462695, 132925390, 265850780]

約数ペア:

[(1, 265850780), (2, 132925390), (4, 66462695), (5, 53170156), (10, 26585078), (13, 20450060), (20, 13292539), (26, 10225030), (52, 5112515), (65, 4090012), (130, 2045006), (260, 1022503)]