5655771080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1\times {\mathrm{2551}}^1$

素因数の和:3894

約数の個数: 64

約数和(自身を含む): 13036636800

約数和(自身を除く): 7380865720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1289, 1720, 2551, 2578, 5102, 5156, 6445, 10204, 10312, 12755, 12890, 20408, 25510, 25780, 51020, 51560, 55427, 102040, 109693, 110854, 219386, 221708, 277135, 438772, 443416, 548465, 554270, 877544, 1096930, 1108540, 2193860, 2217080, 3288239, 4387720, 6576478, 13152956, 16441195, 26305912, 32882390, 65764780, 131529560, 141394277, 282788554, 565577108, 706971385, 1131154216, 1413942770, 2827885540, 5655771080]

約数ペア:

[(1, 5655771080), (2, 2827885540), (4, 1413942770), (5, 1131154216), (8, 706971385), (10, 565577108), (20, 282788554), (40, 141394277), (43, 131529560), (86, 65764780), (172, 32882390), (215, 26305912), (344, 16441195), (430, 13152956), (860, 6576478), (1289, 4387720), (1720, 3288239), (2551, 2217080), (2578, 2193860), (5102, 1108540), (5156, 1096930), (6445, 877544), (10204, 554270), (10312, 548465), (12755, 443416), (12890, 438772), (20408, 277135), (25510, 221708), (25780, 219386), (51020, 110854), (51560, 109693), (55427, 102040)]