80856568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{3253}}^1$

素因数の和:3511

約数の個数: 32

約数和(自身を含む): 164001600

約数和(自身を除く): 83145032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 3107, 3253, 6214, 6506, 12428, 13012, 24856, 26024, 42289, 84578, 169156, 338312, 777467, 1554934, 3109868, 6219736, 10107071, 20214142, 40428284, 80856568]

約数ペア:

[(1, 80856568), (2, 40428284), (4, 20214142), (8, 10107071), (13, 6219736), (26, 3109868), (52, 1554934), (104, 777467), (239, 338312), (478, 169156), (956, 84578), (1912, 42289), (3107, 26024), (3253, 24856), (6214, 13012), (6506, 12428)]