158969080

素因数分解:

$2^3\times 5^1\times {\mathrm{3974227}}^1$

素因数の和:3974238

約数の個数: 16

約数和(自身を含む): 357680520

約数和(自身を除く): 198711440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3974227, 7948454, 15896908, 19871135, 31793816, 39742270, 79484540, 158969080]

約数ペア:

[(1, 158969080), (2, 79484540), (4, 39742270), (5, 31793816), (8, 19871135), (10, 15896908), (20, 7948454), (40, 3974227)]