81322568

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{95003}}^1$

素因数の和:95116

約数の個数: 16

約数和(自身を含む): 153906480

約数和(自身を除く): 72583912

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 95003, 190006, 380012, 760024, 10165321, 20330642, 40661284, 81322568]

約数ペア:

[(1, 81322568), (2, 40661284), (4, 20330642), (8, 10165321), (107, 760024), (214, 380012), (428, 190006), (856, 95003)]