81350060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5519}}^1$

素因数の和:5606

約数の個数: 48

約数和(自身を含む): 189181440

約数和(自身を除く): 107831380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 5519, 7370, 11038, 14740, 22076, 27595, 55190, 60709, 110380, 121418, 242836, 303545, 369773, 607090, 739546, 1214180, 1479092, 1848865, 3697730, 4067503, 7395460, 8135006, 16270012, 20337515, 40675030, 81350060]

約数ペア:

[(1, 81350060), (2, 40675030), (4, 20337515), (5, 16270012), (10, 8135006), (11, 7395460), (20, 4067503), (22, 3697730), (44, 1848865), (55, 1479092), (67, 1214180), (110, 739546), (134, 607090), (220, 369773), (268, 303545), (335, 242836), (670, 121418), (737, 110380), (1340, 60709), (1474, 55190), (2948, 27595), (3685, 22076), (5519, 14740), (7370, 11038)]