91191160

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{5441}}^1$

素因数の和:5871

約数の個数: 32

約数和(自身を含む): 205707600

約数和(自身を除く): 114516440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 5441, 8380, 10882, 16760, 21764, 27205, 43528, 54410, 108820, 217640, 2279779, 4559558, 9119116, 11398895, 18238232, 22797790, 45595580, 91191160]

約数ペア:

[(1, 91191160), (2, 45595580), (4, 22797790), (5, 18238232), (8, 11398895), (10, 9119116), (20, 4559558), (40, 2279779), (419, 217640), (838, 108820), (1676, 54410), (2095, 43528), (3352, 27205), (4190, 21764), (5441, 16760), (8380, 10882)]