488150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:776

約数の個数: 24

約数和(自身を含む): 979104

約数和(自身を除く): 490954

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 751, 1502, 3755, 7510, 9763, 18775, 19526, 37550, 48815, 97630, 244075, 488150]

約数ペア:

[(1, 488150), (2, 244075), (5, 97630), (10, 48815), (13, 37550), (25, 19526), (26, 18775), (50, 9763), (65, 7510), (130, 3755), (325, 1502), (650, 751)]