81343504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 188130816

約数和(自身を除く): 106787312

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 341, 374, 496, 527, 682, 748, 877, 1054, 1364, 1496, 1754, 2108, 2728, 2992, 3508, 4216, 5456, 5797, 7016, 8432, 9647, 11594, 14032, 14909, 19294, 23188, 27187, 29818, 38588, 46376, 54374, 59636, 77176, 92752, 108748, 119272, 154352, 163999, 217496, 238544, 299057, 327998, 434992, 462179, 598114, 655996, 924358, 1196228, 1311992, 1848716, 2392456, 2623984, 3697432, 4784912, 5083969, 7394864, 10167938, 20335876, 40671752, 81343504]

約数ペア:

[(1, 81343504), (2, 40671752), (4, 20335876), (8, 10167938), (11, 7394864), (16, 5083969), (17, 4784912), (22, 3697432), (31, 2623984), (34, 2392456), (44, 1848716), (62, 1311992), (68, 1196228), (88, 924358), (124, 655996), (136, 598114), (176, 462179), (187, 434992), (248, 327998), (272, 299057), (341, 238544), (374, 217496), (496, 163999), (527, 154352), (682, 119272), (748, 108748), (877, 92752), (1054, 77176), (1364, 59636), (1496, 54374), (1754, 46376), (2108, 38588), (2728, 29818), (2992, 27187), (3508, 23188), (4216, 19294), (5456, 14909), (5797, 14032), (7016, 11594), (8432, 9647)]