80858990

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{53549}}^1$

素因数の和:53707

約数の個数: 16

約数和(自身を含む): 146512800

約数和(自身を除く): 65653810

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 53549, 107098, 267745, 535490, 8085899, 16171798, 40429495, 80858990]

約数ペア:

[(1, 80858990), (2, 40429495), (5, 16171798), (10, 8085899), (151, 535490), (302, 267745), (755, 107098), (1510, 53549)]