80338610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{2777}}^1$

素因数の和:3058

約数の個数: 32

約数和(自身を含む): 158412672

約数和(自身を除く): 78074062

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2777, 2893, 5554, 5786, 13885, 14465, 27770, 28930, 30547, 61094, 152735, 305470, 730351, 1460702, 3651755, 7303510, 8033861, 16067722, 40169305, 80338610]

約数ペア:

[(1, 80338610), (2, 40169305), (5, 16067722), (10, 8033861), (11, 7303510), (22, 3651755), (55, 1460702), (110, 730351), (263, 305470), (526, 152735), (1315, 61094), (2630, 30547), (2777, 28930), (2893, 27770), (5554, 14465), (5786, 13885)]