8161234840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{19301}}^1$

素因数の和:19385

約数の個数: 96

約数和(自身を含む): 20700236880

約数和(自身を除く): 12539002040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 961, 1240, 1364, 1705, 1922, 2728, 3410, 3844, 4805, 6820, 7688, 9610, 10571, 13640, 19220, 19301, 21142, 38440, 38602, 42284, 52855, 77204, 84568, 96505, 105710, 154408, 193010, 211420, 212311, 386020, 422840, 424622, 598331, 772040, 849244, 1061555, 1196662, 1698488, 2123110, 2393324, 2991655, 4246220, 4786648, 5983310, 6581641, 8492440, 11966620, 13163282, 18548261, 23933240, 26326564, 32908205, 37096522, 52653128, 65816410, 74193044, 92741305, 131632820, 148386088, 185482610, 204030871, 263265640, 370965220, 408061742, 741930440, 816123484, 1020154355, 1632246968, 2040308710, 4080617420, 8161234840]

約数ペア:

[(1, 8161234840), (2, 4080617420), (4, 2040308710), (5, 1632246968), (8, 1020154355), (10, 816123484), (11, 741930440), (20, 408061742), (22, 370965220), (31, 263265640), (40, 204030871), (44, 185482610), (55, 148386088), (62, 131632820), (88, 92741305), (110, 74193044), (124, 65816410), (155, 52653128), (220, 37096522), (248, 32908205), (310, 26326564), (341, 23933240), (440, 18548261), (620, 13163282), (682, 11966620), (961, 8492440), (1240, 6581641), (1364, 5983310), (1705, 4786648), (1922, 4246220), (2728, 2991655), (3410, 2393324), (3844, 2123110), (4805, 1698488), (6820, 1196662), (7688, 1061555), (9610, 849244), (10571, 772040), (13640, 598331), (19220, 424622), (19301, 422840), (21142, 386020), (38440, 212311), (38602, 211420), (42284, 193010), (52855, 154408), (77204, 105710), (84568, 96505)]