55108640

素因数分解:

$2^5\times 5^1\times {\mathrm{344429}}^1$

素因数の和:344444

約数の個数: 24

約数和(自身を含む): 130194540

約数和(自身を除く): 75085900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 344429, 688858, 1377716, 1722145, 2755432, 3444290, 5510864, 6888580, 11021728, 13777160, 27554320, 55108640]

約数ペア:

[(1, 55108640), (2, 27554320), (4, 13777160), (5, 11021728), (8, 6888580), (10, 5510864), (16, 3444290), (20, 2755432), (32, 1722145), (40, 1377716), (80, 688858), (160, 344429)]