81116464

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 80

約数和(自身を含む): 186800544

約数和(自身を除く): 105684080

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 293, 484, 572, 586, 968, 1144, 1172, 1331, 1573, 1936, 2288, 2344, 2662, 3146, 3223, 3809, 4688, 5324, 6292, 6446, 7618, 10648, 12584, 12892, 15236, 17303, 21296, 25168, 25784, 30472, 34606, 35453, 41899, 51568, 60944, 69212, 70906, 83798, 138424, 141812, 167596, 276848, 283624, 335192, 389983, 460889, 567248, 670384, 779966, 921778, 1559932, 1843556, 3119864, 3687112, 5069779, 6239728, 7374224, 10139558, 20279116, 40558232, 81116464]

約数ペア:

[(1, 81116464), (2, 40558232), (4, 20279116), (8, 10139558), (11, 7374224), (13, 6239728), (16, 5069779), (22, 3687112), (26, 3119864), (44, 1843556), (52, 1559932), (88, 921778), (104, 779966), (121, 670384), (143, 567248), (176, 460889), (208, 389983), (242, 335192), (286, 283624), (293, 276848), (484, 167596), (572, 141812), (586, 138424), (968, 83798), (1144, 70906), (1172, 69212), (1331, 60944), (1573, 51568), (1936, 41899), (2288, 35453), (2344, 34606), (2662, 30472), (3146, 25784), (3223, 25168), (3809, 21296), (4688, 17303), (5324, 15236), (6292, 12892), (6446, 12584), (7618, 10648)]