80943620

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{13183}}^1$

素因数の和:13499

約数の個数: 24

約数和(自身を含む): 170548224

約数和(自身を除く): 89604604

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 13183, 26366, 52732, 65915, 131830, 263660, 4047181, 8094362, 16188724, 20235905, 40471810, 80943620]

約数ペア:

[(1, 80943620), (2, 40471810), (4, 20235905), (5, 16188724), (10, 8094362), (20, 4047181), (307, 263660), (614, 131830), (1228, 65915), (1535, 52732), (3070, 26366), (6140, 13183)]