252850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:414

約数の個数: 24

約数和(自身を含む): 507780

約数和(自身を除く): 254930

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 389, 650, 778, 1945, 3890, 5057, 9725, 10114, 19450, 25285, 50570, 126425, 252850]

約数ペア:

[(1, 252850), (2, 126425), (5, 50570), (10, 25285), (13, 19450), (25, 10114), (26, 9725), (50, 5057), (65, 3890), (130, 1945), (325, 778), (389, 650)]