87580168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15889}}^1$

素因数の和:15961

約数の個数: 32

約数和(自身を含む): 180192600

約数和(自身を除く): 92612432

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 15889, 31778, 63556, 127112, 206557, 413114, 826228, 842117, 1652456, 1684234, 3368468, 6736936, 10947521, 21895042, 43790084, 87580168]

約数ペア:

[(1, 87580168), (2, 43790084), (4, 21895042), (8, 10947521), (13, 6736936), (26, 3368468), (52, 1684234), (53, 1652456), (104, 842117), (106, 826228), (212, 413114), (424, 206557), (689, 127112), (1378, 63556), (2756, 31778), (5512, 15889)]