101140

素因数分解:

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

素因数の和:411

約数の個数: 24

約数和(自身を含む): 229320

約数和(自身を除く): 128180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 389, 778, 1556, 1945, 3890, 5057, 7780, 10114, 20228, 25285, 50570, 101140]

約数ペア:

[(1, 101140), (2, 50570), (4, 25285), (5, 20228), (10, 10114), (13, 7780), (20, 5057), (26, 3890), (52, 1945), (65, 1556), (130, 778), (260, 389)]