128575502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 220492800

約数和(自身を除く): 91917298

約数列:

[1, 2, 11, 22, 29, 58, 79, 158, 319, 638, 869, 1738, 2291, 2551, 4582, 5102, 25201, 28061, 50402, 56122, 73979, 147958, 201529, 403058, 813769, 1627538, 2216819, 4433638, 5844341, 11688682, 64287751, 128575502]

約数ペア:

[(1, 128575502), (2, 64287751), (11, 11688682), (22, 5844341), (29, 4433638), (58, 2216819), (79, 1627538), (158, 813769), (319, 403058), (638, 201529), (869, 147958), (1738, 73979), (2291, 56122), (2551, 50402), (4582, 28061), (5102, 25201)]