122511280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{911}}^1$

素因数の和:1006

約数の個数: 60

約数和(自身を含む): 292275936

約数和(自身を除く): 169764656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 911, 1640, 1681, 1822, 3280, 3362, 3644, 4555, 6724, 7288, 8405, 9110, 13448, 14576, 16810, 18220, 26896, 33620, 36440, 37351, 67240, 72880, 74702, 134480, 149404, 186755, 298808, 373510, 597616, 747020, 1494040, 1531391, 2988080, 3062782, 6125564, 7656955, 12251128, 15313910, 24502256, 30627820, 61255640, 122511280]

約数ペア:

[(1, 122511280), (2, 61255640), (4, 30627820), (5, 24502256), (8, 15313910), (10, 12251128), (16, 7656955), (20, 6125564), (40, 3062782), (41, 2988080), (80, 1531391), (82, 1494040), (164, 747020), (205, 597616), (328, 373510), (410, 298808), (656, 186755), (820, 149404), (911, 134480), (1640, 74702), (1681, 72880), (1822, 67240), (3280, 37351), (3362, 36440), (3644, 33620), (4555, 26896), (6724, 18220), (7288, 16810), (8405, 14576), (9110, 13448)]