205959650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{316861}}^1$

素因数の和:316886

約数の個数: 24

約数和(自身を含む): 412554324

約数和(自身を除く): 206594674

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 316861, 633722, 1584305, 3168610, 4119193, 7921525, 8238386, 15843050, 20595965, 41191930, 102979825, 205959650]

約数ペア:

[(1, 205959650), (2, 102979825), (5, 41191930), (10, 20595965), (13, 15843050), (25, 8238386), (26, 7921525), (50, 4119193), (65, 3168610), (130, 1584305), (325, 633722), (650, 316861)]