25403840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1$

素因数の和:1066

約数の個数: 112

約数和(自身を含む): 75492864

約数和(自身を除く): 50089024

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1031, 1120, 1232, 1540, 1760, 2062, 2240, 2464, 3080, 3520, 4124, 4928, 5155, 6160, 7217, 8248, 10310, 11341, 12320, 14434, 16496, 20620, 22682, 24640, 28868, 32992, 36085, 41240, 45364, 56705, 57736, 65984, 72170, 79387, 82480, 90728, 113410, 115472, 144340, 158774, 164960, 181456, 226820, 230944, 288680, 317548, 329920, 362912, 396935, 453640, 461888, 577360, 635096, 725824, 793870, 907280, 1154720, 1270192, 1587740, 1814560, 2309440, 2540384, 3175480, 3629120, 5080768, 6350960, 12701920, 25403840]

約数ペア:

[(1, 25403840), (2, 12701920), (4, 6350960), (5, 5080768), (7, 3629120), (8, 3175480), (10, 2540384), (11, 2309440), (14, 1814560), (16, 1587740), (20, 1270192), (22, 1154720), (28, 907280), (32, 793870), (35, 725824), (40, 635096), (44, 577360), (55, 461888), (56, 453640), (64, 396935), (70, 362912), (77, 329920), (80, 317548), (88, 288680), (110, 230944), (112, 226820), (140, 181456), (154, 164960), (160, 158774), (176, 144340), (220, 115472), (224, 113410), (280, 90728), (308, 82480), (320, 79387), (352, 72170), (385, 65984), (440, 57736), (448, 56705), (560, 45364), (616, 41240), (704, 36085), (770, 32992), (880, 28868), (1031, 24640), (1120, 22682), (1232, 20620), (1540, 16496), (1760, 14434), (2062, 12320), (2240, 11341), (2464, 10310), (3080, 8248), (3520, 7217), (4124, 6160), (4928, 5155)]