85121860

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{26111}}^1$

素因数の和:26283

約数の個数: 24

約数和(自身を含む): 179859456

約数和(自身を除く): 94737596

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 26111, 52222, 104444, 130555, 261110, 522220, 4256093, 8512186, 17024372, 21280465, 42560930, 85121860]

約数ペア:

[(1, 85121860), (2, 42560930), (4, 21280465), (5, 17024372), (10, 8512186), (20, 4256093), (163, 522220), (326, 261110), (652, 130555), (815, 104444), (1630, 52222), (3260, 26111)]