80745886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 146313216

約数和(自身を除く): 65567330

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 71, 83, 142, 166, 221, 403, 442, 527, 806, 923, 1054, 1079, 1207, 1411, 1846, 2158, 2201, 2414, 2573, 2822, 4402, 5146, 5893, 6851, 11786, 13702, 15691, 18343, 28613, 31382, 33449, 36686, 37417, 43741, 57226, 66898, 74834, 76609, 87482, 100181, 153218, 182683, 200362, 365366, 486421, 568633, 972842, 1137266, 1302353, 2374879, 2604706, 3105611, 4749758, 6211222, 40372943, 80745886]

約数ペア:

[(1, 80745886), (2, 40372943), (13, 6211222), (17, 4749758), (26, 3105611), (31, 2604706), (34, 2374879), (62, 1302353), (71, 1137266), (83, 972842), (142, 568633), (166, 486421), (221, 365366), (403, 200362), (442, 182683), (527, 153218), (806, 100181), (923, 87482), (1054, 76609), (1079, 74834), (1207, 66898), (1411, 57226), (1846, 43741), (2158, 37417), (2201, 36686), (2414, 33449), (2573, 31382), (2822, 28613), (4402, 18343), (5146, 15691), (5893, 13702), (6851, 11786)]