55245520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 142365888

約数和(自身を除く): 87120368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 937, 1072, 1340, 1474, 1874, 2680, 2948, 3685, 3748, 4685, 5360, 5896, 7370, 7496, 9370, 10307, 11792, 14740, 14992, 18740, 20614, 29480, 37480, 41228, 51535, 58960, 62779, 74960, 82456, 103070, 125558, 164912, 206140, 251116, 313895, 412280, 502232, 627790, 690569, 824560, 1004464, 1255580, 1381138, 2511160, 2762276, 3452845, 5022320, 5524552, 6905690, 11049104, 13811380, 27622760, 55245520]

約数ペア:

[(1, 55245520), (2, 27622760), (4, 13811380), (5, 11049104), (8, 6905690), (10, 5524552), (11, 5022320), (16, 3452845), (20, 2762276), (22, 2511160), (40, 1381138), (44, 1255580), (55, 1004464), (67, 824560), (80, 690569), (88, 627790), (110, 502232), (134, 412280), (176, 313895), (220, 251116), (268, 206140), (335, 164912), (440, 125558), (536, 103070), (670, 82456), (737, 74960), (880, 62779), (937, 58960), (1072, 51535), (1340, 41228), (1474, 37480), (1874, 29480), (2680, 20614), (2948, 18740), (3685, 14992), (3748, 14740), (4685, 11792), (5360, 10307), (5896, 9370), (7370, 7496)]