51537640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 149817600

約数和(自身を除く): 98279960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 88, 110, 116, 140, 145, 154, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 577, 580, 616, 638, 770, 812, 1015, 1154, 1160, 1276, 1540, 1595, 1624, 2030, 2233, 2308, 2552, 2885, 3080, 3190, 4039, 4060, 4466, 4616, 5770, 6347, 6380, 8078, 8120, 8932, 11165, 11540, 12694, 12760, 16156, 16733, 17864, 20195, 22330, 23080, 25388, 31735, 32312, 33466, 40390, 44429, 44660, 50776, 63470, 66932, 80780, 83665, 88858, 89320, 117131, 126940, 133864, 161560, 167330, 177716, 184063, 222145, 234262, 253880, 334660, 355432, 368126, 444290, 468524, 585655, 669320, 736252, 888580, 920315, 937048, 1171310, 1288441, 1472504, 1777160, 1840630, 2342620, 2576882, 3681260, 4685240, 5153764, 6442205, 7362520, 10307528, 12884410, 25768820, 51537640]

約数ペア:

[(1, 51537640), (2, 25768820), (4, 12884410), (5, 10307528), (7, 7362520), (8, 6442205), (10, 5153764), (11, 4685240), (14, 3681260), (20, 2576882), (22, 2342620), (28, 1840630), (29, 1777160), (35, 1472504), (40, 1288441), (44, 1171310), (55, 937048), (56, 920315), (58, 888580), (70, 736252), (77, 669320), (88, 585655), (110, 468524), (116, 444290), (140, 368126), (145, 355432), (154, 334660), (203, 253880), (220, 234262), (232, 222145), (280, 184063), (290, 177716), (308, 167330), (319, 161560), (385, 133864), (406, 126940), (440, 117131), (577, 89320), (580, 88858), (616, 83665), (638, 80780), (770, 66932), (812, 63470), (1015, 50776), (1154, 44660), (1160, 44429), (1276, 40390), (1540, 33466), (1595, 32312), (1624, 31735), (2030, 25388), (2233, 23080), (2308, 22330), (2552, 20195), (2885, 17864), (3080, 16733), (3190, 16156), (4039, 12760), (4060, 12694), (4466, 11540), (4616, 11165), (5770, 8932), (6347, 8120), (6380, 8078)]