51280080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4969}}^1$

素因数の和:5028

約数の個数: 80

約数和(自身を含む): 162697920

約数和(自身を除く): 111417840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 4969, 5160, 9938, 10320, 14907, 19876, 24845, 29814, 39752, 49690, 59628, 74535, 79504, 99380, 119256, 149070, 198760, 213667, 238512, 298140, 397520, 427334, 596280, 641001, 854668, 1068335, 1192560, 1282002, 1709336, 2136670, 2564004, 3205005, 3418672, 4273340, 5128008, 6410010, 8546680, 10256016, 12820020, 17093360, 25640040, 51280080]

約数ペア:

[(1, 51280080), (2, 25640040), (3, 17093360), (4, 12820020), (5, 10256016), (6, 8546680), (8, 6410010), (10, 5128008), (12, 4273340), (15, 3418672), (16, 3205005), (20, 2564004), (24, 2136670), (30, 1709336), (40, 1282002), (43, 1192560), (48, 1068335), (60, 854668), (80, 641001), (86, 596280), (120, 427334), (129, 397520), (172, 298140), (215, 238512), (240, 213667), (258, 198760), (344, 149070), (430, 119256), (516, 99380), (645, 79504), (688, 74535), (860, 59628), (1032, 49690), (1290, 39752), (1720, 29814), (2064, 24845), (2580, 19876), (3440, 14907), (4969, 10320), (5160, 9938)]