649867120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{24691}}^1$

素因数の和:24758

約数の個数: 80

約数和(自身を含む): 1763601408

約数和(自身を除く): 1113734288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6580, 13160, 24691, 26320, 49382, 98764, 123455, 172837, 197528, 246910, 345674, 395056, 493820, 691348, 864185, 987640, 1160477, 1382696, 1728370, 1975280, 2320954, 2765392, 3456740, 4641908, 5802385, 6913480, 8123339, 9283816, 11604770, 13826960, 16246678, 18567632, 23209540, 32493356, 40616695, 46419080, 64986712, 81233390, 92838160, 129973424, 162466780, 324933560, 649867120]

約数ペア:

[(1, 649867120), (2, 324933560), (4, 162466780), (5, 129973424), (7, 92838160), (8, 81233390), (10, 64986712), (14, 46419080), (16, 40616695), (20, 32493356), (28, 23209540), (35, 18567632), (40, 16246678), (47, 13826960), (56, 11604770), (70, 9283816), (80, 8123339), (94, 6913480), (112, 5802385), (140, 4641908), (188, 3456740), (235, 2765392), (280, 2320954), (329, 1975280), (376, 1728370), (470, 1382696), (560, 1160477), (658, 987640), (752, 864185), (940, 691348), (1316, 493820), (1645, 395056), (1880, 345674), (2632, 246910), (3290, 197528), (3760, 172837), (5264, 123455), (6580, 98764), (13160, 49382), (24691, 26320)]