81300912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21997}}^1$

素因数の和:22026

約数の個数: 80

約数和(自身を含む): 261864192

約数和(自身を除く): 180563280

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 21997, 43994, 65991, 87988, 131982, 153979, 175976, 241967, 263964, 307958, 351952, 461937, 483934, 527928, 615916, 725901, 923874, 967868, 1055856, 1231832, 1451802, 1693769, 1847748, 1935736, 2463664, 2903604, 3387538, 3695496, 3871472, 5081307, 5807208, 6775076, 7390992, 10162614, 11614416, 13550152, 20325228, 27100304, 40650456, 81300912]

約数ペア:

[(1, 81300912), (2, 40650456), (3, 27100304), (4, 20325228), (6, 13550152), (7, 11614416), (8, 10162614), (11, 7390992), (12, 6775076), (14, 5807208), (16, 5081307), (21, 3871472), (22, 3695496), (24, 3387538), (28, 2903604), (33, 2463664), (42, 1935736), (44, 1847748), (48, 1693769), (56, 1451802), (66, 1231832), (77, 1055856), (84, 967868), (88, 923874), (112, 725901), (132, 615916), (154, 527928), (168, 483934), (176, 461937), (231, 351952), (264, 307958), (308, 263964), (336, 241967), (462, 175976), (528, 153979), (616, 131982), (924, 87988), (1232, 65991), (1848, 43994), (3696, 21997)]