159105820

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{25913}}^1$

素因数の和:26229

約数の個数: 24

約数和(自身を含む): 335223504

約数和(自身を除く): 176117684

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 25913, 51826, 103652, 129565, 259130, 518260, 7955291, 15910582, 31821164, 39776455, 79552910, 159105820]

約数ペア:

[(1, 159105820), (2, 79552910), (4, 39776455), (5, 31821164), (10, 15910582), (20, 7955291), (307, 518260), (614, 259130), (1228, 129565), (1535, 103652), (3070, 51826), (6140, 25913)]