266207680

素因数分解:

$2^6\times 5^1\times {\mathrm{831899}}^1$

素因数の和:831916

約数の個数: 28

約数和(自身を含む): 633907800

約数和(自身を除く): 367700120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 831899, 1663798, 3327596, 4159495, 6655192, 8318990, 13310384, 16637980, 26620768, 33275960, 53241536, 66551920, 133103840, 266207680]

約数ペア:

[(1, 266207680), (2, 133103840), (4, 66551920), (5, 53241536), (8, 33275960), (10, 26620768), (16, 16637980), (20, 13310384), (32, 8318990), (40, 6655192), (64, 4159495), (80, 3327596), (160, 1663798), (320, 831899)]