203209630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{1531}}^1$

素因数の和:2572

約数の個数: 32

約数和(自身を含む): 394557408

約数和(自身を除く): 191347778

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1021, 1531, 2042, 3062, 5105, 7655, 10210, 13273, 15310, 19903, 26546, 39806, 66365, 99515, 132730, 199030, 1563151, 3126302, 7815755, 15631510, 20320963, 40641926, 101604815, 203209630]

約数ペア:

[(1, 203209630), (2, 101604815), (5, 40641926), (10, 20320963), (13, 15631510), (26, 7815755), (65, 3126302), (130, 1563151), (1021, 199030), (1531, 132730), (2042, 99515), (3062, 66365), (5105, 39806), (7655, 26546), (10210, 19903), (13273, 15310)]