165657980

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{10771}}^1$

素因数の和:11549

約数の個数: 24

約数和(自身を含む): 348366480

約数和(自身を除く): 182708500

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 10771, 15380, 21542, 43084, 53855, 107710, 215420, 8282899, 16565798, 33131596, 41414495, 82828990, 165657980]

約数ペア:

[(1, 165657980), (2, 82828990), (4, 41414495), (5, 33131596), (10, 16565798), (20, 8282899), (769, 215420), (1538, 107710), (3076, 53855), (3845, 43084), (7690, 21542), (10771, 15380)]