2561056

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:664

約数の個数: 24

約数和(自身を含む): 5083344

約数和(自身を除く): 2522288

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 491, 652, 982, 1304, 1964, 2608, 3928, 5216, 7856, 15712, 80033, 160066, 320132, 640264, 1280528, 2561056]

約数ペア:

[(1, 2561056), (2, 1280528), (4, 640264), (8, 320132), (16, 160066), (32, 80033), (163, 15712), (326, 7856), (491, 5216), (652, 3928), (982, 2608), (1304, 1964)]