31333280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 85095360

約数和(自身を除く): 53762080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 937, 1045, 1520, 1672, 1760, 1874, 2090, 3040, 3344, 3748, 4180, 4685, 6688, 7496, 8360, 9370, 10307, 14992, 16720, 17803, 18740, 20614, 29984, 33440, 35606, 37480, 41228, 51535, 71212, 74960, 82456, 89015, 103070, 142424, 149920, 164912, 178030, 195833, 206140, 284848, 329824, 356060, 391666, 412280, 569696, 712120, 783332, 824560, 979165, 1424240, 1566664, 1649120, 1958330, 2848480, 3133328, 3916660, 6266656, 7833320, 15666640, 31333280]

約数ペア:

[(1, 31333280), (2, 15666640), (4, 7833320), (5, 6266656), (8, 3916660), (10, 3133328), (11, 2848480), (16, 1958330), (19, 1649120), (20, 1566664), (22, 1424240), (32, 979165), (38, 824560), (40, 783332), (44, 712120), (55, 569696), (76, 412280), (80, 391666), (88, 356060), (95, 329824), (110, 284848), (152, 206140), (160, 195833), (176, 178030), (190, 164912), (209, 149920), (220, 142424), (304, 103070), (352, 89015), (380, 82456), (418, 74960), (440, 71212), (608, 51535), (760, 41228), (836, 37480), (880, 35606), (937, 33440), (1045, 29984), (1520, 20614), (1672, 18740), (1760, 17803), (1874, 16720), (2090, 14992), (3040, 10307), (3344, 9370), (3748, 8360), (4180, 7496), (4685, 6688)]