515043680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{74861}}^1$

素因数の和:74919

約数の個数: 48

約数和(自身を含む): 1245104784

約数和(自身を除く): 730061104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 74861, 149722, 299444, 374305, 598888, 748610, 1197776, 1497220, 2395552, 2994440, 3219023, 5988880, 6438046, 11977760, 12876092, 16095115, 25752184, 32190230, 51504368, 64380460, 103008736, 128760920, 257521840, 515043680]

約数ペア:

[(1, 515043680), (2, 257521840), (4, 128760920), (5, 103008736), (8, 64380460), (10, 51504368), (16, 32190230), (20, 25752184), (32, 16095115), (40, 12876092), (43, 11977760), (80, 6438046), (86, 5988880), (160, 3219023), (172, 2994440), (215, 2395552), (344, 1497220), (430, 1197776), (688, 748610), (860, 598888), (1376, 374305), (1720, 299444), (3440, 149722), (6880, 74861)]