55869040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 135036000

約数和(自身を除く): 79166960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 109, 149, 172, 215, 218, 298, 344, 430, 436, 545, 596, 688, 745, 860, 872, 1090, 1192, 1490, 1720, 1744, 2180, 2384, 2980, 3440, 4360, 4687, 5960, 6407, 8720, 9374, 11920, 12814, 16241, 18748, 23435, 25628, 32035, 32482, 37496, 46870, 51256, 64070, 64964, 74992, 81205, 93740, 102512, 128140, 129928, 162410, 187480, 256280, 259856, 324820, 374960, 512560, 649640, 698363, 1299280, 1396726, 2793452, 3491815, 5586904, 6983630, 11173808, 13967260, 27934520, 55869040]

約数ペア:

[(1, 55869040), (2, 27934520), (4, 13967260), (5, 11173808), (8, 6983630), (10, 5586904), (16, 3491815), (20, 2793452), (40, 1396726), (43, 1299280), (80, 698363), (86, 649640), (109, 512560), (149, 374960), (172, 324820), (215, 259856), (218, 256280), (298, 187480), (344, 162410), (430, 129928), (436, 128140), (545, 102512), (596, 93740), (688, 81205), (745, 74992), (860, 64964), (872, 64070), (1090, 51256), (1192, 46870), (1490, 37496), (1720, 32482), (1744, 32035), (2180, 25628), (2384, 23435), (2980, 18748), (3440, 16241), (4360, 12814), (4687, 11920), (5960, 9374), (6407, 8720)]