85499480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4519}}^1$

素因数の和:4584

約数の個数: 64

約数和(自身を含む): 214790400

約数和(自身を除く): 129290920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4519, 4730, 9038, 9460, 18076, 18920, 22595, 36152, 45190, 49709, 90380, 99418, 180760, 194317, 198836, 248545, 388634, 397672, 497090, 777268, 971585, 994180, 1554536, 1943170, 1988360, 2137487, 3886340, 4274974, 7772680, 8549948, 10687435, 17099896, 21374870, 42749740, 85499480]

約数ペア:

[(1, 85499480), (2, 42749740), (4, 21374870), (5, 17099896), (8, 10687435), (10, 8549948), (11, 7772680), (20, 4274974), (22, 3886340), (40, 2137487), (43, 1988360), (44, 1943170), (55, 1554536), (86, 994180), (88, 971585), (110, 777268), (172, 497090), (215, 397672), (220, 388634), (344, 248545), (430, 198836), (440, 194317), (473, 180760), (860, 99418), (946, 90380), (1720, 49709), (1892, 45190), (2365, 36152), (3784, 22595), (4519, 18920), (4730, 18076), (9038, 9460)]