200708420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 481057920

約数和(自身を除く): 280349500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 163, 193, 220, 290, 319, 326, 386, 580, 638, 652, 772, 815, 965, 1276, 1595, 1630, 1793, 1930, 2123, 3190, 3260, 3586, 3860, 4246, 4727, 5597, 6380, 7172, 8492, 8965, 9454, 10615, 11194, 17930, 18908, 21230, 22388, 23635, 27985, 31459, 35860, 42460, 47270, 51997, 55970, 61567, 62918, 94540, 103994, 111940, 123134, 125836, 157295, 207988, 246268, 259985, 307835, 314590, 346049, 519970, 615670, 629180, 692098, 912311, 1039940, 1231340, 1384196, 1730245, 1824622, 3460490, 3649244, 4561555, 6920980, 9123110, 10035421, 18246220, 20070842, 40141684, 50177105, 100354210, 200708420]

約数ペア:

[(1, 200708420), (2, 100354210), (4, 50177105), (5, 40141684), (10, 20070842), (11, 18246220), (20, 10035421), (22, 9123110), (29, 6920980), (44, 4561555), (55, 3649244), (58, 3460490), (110, 1824622), (116, 1730245), (145, 1384196), (163, 1231340), (193, 1039940), (220, 912311), (290, 692098), (319, 629180), (326, 615670), (386, 519970), (580, 346049), (638, 314590), (652, 307835), (772, 259985), (815, 246268), (965, 207988), (1276, 157295), (1595, 125836), (1630, 123134), (1793, 111940), (1930, 103994), (2123, 94540), (3190, 62918), (3260, 61567), (3586, 55970), (3860, 51997), (4246, 47270), (4727, 42460), (5597, 35860), (6380, 31459), (7172, 27985), (8492, 23635), (8965, 22388), (9454, 21230), (10615, 18908), (11194, 17930)]