76820360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 180100800

約数和(自身を除く): 103280440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 172, 215, 236, 295, 344, 430, 472, 590, 757, 860, 1180, 1514, 1720, 2360, 2537, 3028, 3785, 5074, 6056, 7570, 10148, 12685, 15140, 20296, 25370, 30280, 32551, 44663, 50740, 65102, 89326, 101480, 130204, 162755, 178652, 223315, 260408, 325510, 357304, 446630, 651020, 893260, 1302040, 1786520, 1920509, 3841018, 7682036, 9602545, 15364072, 19205090, 38410180, 76820360]

約数ペア:

[(1, 76820360), (2, 38410180), (4, 19205090), (5, 15364072), (8, 9602545), (10, 7682036), (20, 3841018), (40, 1920509), (43, 1786520), (59, 1302040), (86, 893260), (118, 651020), (172, 446630), (215, 357304), (236, 325510), (295, 260408), (344, 223315), (430, 178652), (472, 162755), (590, 130204), (757, 101480), (860, 89326), (1180, 65102), (1514, 50740), (1720, 44663), (2360, 32551), (2537, 30280), (3028, 25370), (3785, 20296), (5074, 15140), (6056, 12685), (7570, 10148)]