80860120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6337}}^1$

素因数の和:6388

約数の個数: 64

約数和(自身を含む): 205351200

約数和(自身を除く): 124491080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6337, 6380, 12674, 12760, 25348, 31685, 50696, 63370, 69707, 126740, 139414, 183773, 253480, 278828, 348535, 367546, 557656, 697070, 735092, 918865, 1394140, 1470184, 1837730, 2021503, 2788280, 3675460, 4043006, 7350920, 8086012, 10107515, 16172024, 20215030, 40430060, 80860120]

約数ペア:

[(1, 80860120), (2, 40430060), (4, 20215030), (5, 16172024), (8, 10107515), (10, 8086012), (11, 7350920), (20, 4043006), (22, 3675460), (29, 2788280), (40, 2021503), (44, 1837730), (55, 1470184), (58, 1394140), (88, 918865), (110, 735092), (116, 697070), (145, 557656), (220, 367546), (232, 348535), (290, 278828), (319, 253480), (440, 183773), (580, 139414), (638, 126740), (1160, 69707), (1276, 63370), (1595, 50696), (2552, 31685), (3190, 25348), (6337, 12760), (6380, 12674)]