80696564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{6959}}^1$

素因数の和:7199

約数の個数: 24

約数和(自身を含む): 152785920

約数和(自身を除く): 72089356

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 2899, 5798, 6959, 11596, 13918, 27836, 90467, 180934, 361868, 1551857, 3103714, 6207428, 20174141, 40348282, 80696564]

約数ペア:

[(1, 80696564), (2, 40348282), (4, 20174141), (13, 6207428), (26, 3103714), (52, 1551857), (223, 361868), (446, 180934), (892, 90467), (2899, 27836), (5798, 13918), (6959, 11596)]