66679816

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2161}}^1$

素因数の和:2222

約数の個数: 64

約数和(自身を含む): 155664000

約数和(自身を除く): 88984184

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 56, 58, 76, 116, 133, 152, 203, 232, 266, 406, 532, 551, 812, 1064, 1102, 1624, 2161, 2204, 3857, 4322, 4408, 7714, 8644, 15127, 15428, 17288, 30254, 30856, 41059, 60508, 62669, 82118, 121016, 125338, 164236, 250676, 287413, 328472, 438683, 501352, 574826, 877366, 1149652, 1190711, 1754732, 2299304, 2381422, 3509464, 4762844, 8334977, 9525688, 16669954, 33339908, 66679816]

約数ペア:

[(1, 66679816), (2, 33339908), (4, 16669954), (7, 9525688), (8, 8334977), (14, 4762844), (19, 3509464), (28, 2381422), (29, 2299304), (38, 1754732), (56, 1190711), (58, 1149652), (76, 877366), (116, 574826), (133, 501352), (152, 438683), (203, 328472), (232, 287413), (266, 250676), (406, 164236), (532, 125338), (551, 121016), (812, 82118), (1064, 62669), (1102, 60508), (1624, 41059), (2161, 30856), (2204, 30254), (3857, 17288), (4322, 15428), (4408, 15127), (7714, 8644)]