81294984

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8123}}^1$

素因数の和:8274

約数の個数: 48

約数和(自身を含む): 221785200

約数和(自身を除く): 140490216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 2502, 3336, 5004, 8123, 10008, 16246, 24369, 32492, 48738, 64984, 73107, 97476, 146214, 194952, 292428, 584856, 1129097, 2258194, 3387291, 4516388, 6774582, 9032776, 10161873, 13549164, 20323746, 27098328, 40647492, 81294984]

約数ペア:

[(1, 81294984), (2, 40647492), (3, 27098328), (4, 20323746), (6, 13549164), (8, 10161873), (9, 9032776), (12, 6774582), (18, 4516388), (24, 3387291), (36, 2258194), (72, 1129097), (139, 584856), (278, 292428), (417, 194952), (556, 146214), (834, 97476), (1112, 73107), (1251, 64984), (1668, 48738), (2502, 32492), (3336, 24369), (5004, 16246), (8123, 10008)]