80389316

素因数分解:

$2^2\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{2543}}^1$

素因数の和:3683

約数の個数: 24

約数和(自身を含む): 160984320

約数和(自身を除く): 80595004

約数列:

[1, 2, 4, 7, 14, 28, 1129, 2258, 2543, 4516, 5086, 7903, 10172, 15806, 17801, 31612, 35602, 71204, 2871047, 5742094, 11484188, 20097329, 40194658, 80389316]

約数ペア:

[(1, 80389316), (2, 40194658), (4, 20097329), (7, 11484188), (14, 5742094), (28, 2871047), (1129, 71204), (2258, 35602), (2543, 31612), (4516, 17801), (5086, 15806), (7903, 10172)]