72822160

素因数分解:

$2^4\times 5^1\times {\mathrm{910277}}^1$

素因数の和:910290

約数の個数: 20

約数和(自身を含む): 169311708

約数和(自身を除く): 96489548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 910277, 1820554, 3641108, 4551385, 7282216, 9102770, 14564432, 18205540, 36411080, 72822160]

約数ペア:

[(1, 72822160), (2, 36411080), (4, 18205540), (5, 14564432), (8, 9102770), (10, 7282216), (16, 4551385), (20, 3641108), (40, 1820554), (80, 910277)]