66837760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 180133632

約数和(自身を除く): 113295872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 101, 110, 128, 160, 176, 188, 202, 220, 235, 256, 320, 352, 376, 404, 440, 470, 505, 517, 640, 704, 752, 808, 880, 940, 1010, 1034, 1111, 1280, 1408, 1504, 1616, 1760, 1880, 2020, 2068, 2222, 2585, 2816, 3008, 3232, 3520, 3760, 4040, 4136, 4444, 4747, 5170, 5555, 6016, 6464, 7040, 7520, 8080, 8272, 8888, 9494, 10340, 11110, 12032, 12928, 14080, 15040, 16160, 16544, 17776, 18988, 20680, 22220, 23735, 25856, 30080, 32320, 33088, 35552, 37976, 41360, 44440, 47470, 52217, 60160, 64640, 66176, 71104, 75952, 82720, 88880, 94940, 104434, 129280, 132352, 142208, 151904, 165440, 177760, 189880, 208868, 261085, 284416, 303808, 330880, 355520, 379760, 417736, 522170, 607616, 661760, 711040, 759520, 835472, 1044340, 1215232, 1422080, 1519040, 1670944, 2088680, 3038080, 3341888, 4177360, 6076160, 6683776, 8354720, 13367552, 16709440, 33418880, 66837760]

約数ペア:

[(1, 66837760), (2, 33418880), (4, 16709440), (5, 13367552), (8, 8354720), (10, 6683776), (11, 6076160), (16, 4177360), (20, 3341888), (22, 3038080), (32, 2088680), (40, 1670944), (44, 1519040), (47, 1422080), (55, 1215232), (64, 1044340), (80, 835472), (88, 759520), (94, 711040), (101, 661760), (110, 607616), (128, 522170), (160, 417736), (176, 379760), (188, 355520), (202, 330880), (220, 303808), (235, 284416), (256, 261085), (320, 208868), (352, 189880), (376, 177760), (404, 165440), (440, 151904), (470, 142208), (505, 132352), (517, 129280), (640, 104434), (704, 94940), (752, 88880), (808, 82720), (880, 75952), (940, 71104), (1010, 66176), (1034, 64640), (1111, 60160), (1280, 52217), (1408, 47470), (1504, 44440), (1616, 41360), (1760, 37976), (1880, 35552), (2020, 33088), (2068, 32320), (2222, 30080), (2585, 25856), (2816, 23735), (3008, 22220), (3232, 20680), (3520, 18988), (3760, 17776), (4040, 16544), (4136, 16160), (4444, 15040), (4747, 14080), (5170, 12928), (5555, 12032), (6016, 11110), (6464, 10340), (7040, 9494), (7520, 8888), (8080, 8272)]