88913440

素因数分解:

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

素因数の和:1071

約数の個数: 144

約数和(自身を含む): 266825664

約数和(自身を除く): 177912224

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1031, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2062, 2156, 2464, 2695, 3080, 3920, 4124, 4312, 5155, 5390, 6160, 7217, 7840, 8248, 8624, 10310, 10780, 11341, 12320, 14434, 16496, 17248, 20620, 21560, 22682, 28868, 32992, 36085, 41240, 43120, 45364, 50519, 56705, 57736, 72170, 79387, 82480, 86240, 90728, 101038, 113410, 115472, 144340, 158774, 164960, 181456, 202076, 226820, 230944, 252595, 288680, 317548, 362912, 396935, 404152, 453640, 505190, 555709, 577360, 635096, 793870, 808304, 907280, 1010380, 1111418, 1154720, 1270192, 1587740, 1616608, 1814560, 2020760, 2222836, 2540384, 2778545, 3175480, 4041520, 4445672, 5557090, 6350960, 8083040, 8891344, 11114180, 12701920, 17782688, 22228360, 44456720, 88913440]

約数ペア:

[(1, 88913440), (2, 44456720), (4, 22228360), (5, 17782688), (7, 12701920), (8, 11114180), (10, 8891344), (11, 8083040), (14, 6350960), (16, 5557090), (20, 4445672), (22, 4041520), (28, 3175480), (32, 2778545), (35, 2540384), (40, 2222836), (44, 2020760), (49, 1814560), (55, 1616608), (56, 1587740), (70, 1270192), (77, 1154720), (80, 1111418), (88, 1010380), (98, 907280), (110, 808304), (112, 793870), (140, 635096), (154, 577360), (160, 555709), (176, 505190), (196, 453640), (220, 404152), (224, 396935), (245, 362912), (280, 317548), (308, 288680), (352, 252595), (385, 230944), (392, 226820), (440, 202076), (490, 181456), (539, 164960), (560, 158774), (616, 144340), (770, 115472), (784, 113410), (880, 101038), (980, 90728), (1031, 86240), (1078, 82480), (1120, 79387), (1232, 72170), (1540, 57736), (1568, 56705), (1760, 50519), (1960, 45364), (2062, 43120), (2156, 41240), (2464, 36085), (2695, 32992), (3080, 28868), (3920, 22682), (4124, 21560), (4312, 20620), (5155, 17248), (5390, 16496), (6160, 14434), (7217, 12320), (7840, 11341), (8248, 10780), (8624, 10310)]