80642212

素因数分解:

$2^2\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{2551}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 161490560

約数和(自身を除く): 80848348

約数列:

[1, 2, 4, 7, 14, 28, 1129, 2258, 2551, 4516, 5102, 7903, 10204, 15806, 17857, 31612, 35714, 71428, 2880079, 5760158, 11520316, 20160553, 40321106, 80642212]

約数ペア:

[(1, 80642212), (2, 40321106), (4, 20160553), (7, 11520316), (14, 5760158), (28, 2880079), (1129, 71428), (2258, 35714), (2551, 31612), (4516, 17857), (5102, 15806), (7903, 10204)]