80907876

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107021}}^1$

素因数の和:107041

約数の個数: 48

約数和(自身を含む): 239729280

約数和(自身を除く): 158821404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 107021, 214042, 321063, 428084, 642126, 749147, 963189, 1284252, 1498294, 1926378, 2247441, 2889567, 2996588, 3852756, 4494882, 5779134, 6742323, 8989764, 11558268, 13484646, 20226969, 26969292, 40453938, 80907876]

約数ペア:

[(1, 80907876), (2, 40453938), (3, 26969292), (4, 20226969), (6, 13484646), (7, 11558268), (9, 8989764), (12, 6742323), (14, 5779134), (18, 4494882), (21, 3852756), (27, 2996588), (28, 2889567), (36, 2247441), (42, 1926378), (54, 1498294), (63, 1284252), (84, 963189), (108, 749147), (126, 642126), (189, 428084), (252, 321063), (378, 214042), (756, 107021)]