90777022

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 171694080

約数和(自身を除く): 80917058

約数列:

[1, 2, 7, 14, 19, 38, 47, 53, 94, 106, 133, 137, 266, 274, 329, 371, 658, 742, 893, 959, 1007, 1786, 1918, 2014, 2491, 2603, 4982, 5206, 6251, 6439, 7049, 7261, 12502, 12878, 14098, 14522, 17437, 18221, 34874, 36442, 45073, 47329, 50827, 90146, 94658, 101654, 122341, 137959, 244682, 275918, 331303, 341267, 662606, 682534, 856387, 965713, 1712774, 1931426, 2388869, 4777738, 6484073, 12968146, 45388511, 90777022]

約数ペア:

[(1, 90777022), (2, 45388511), (7, 12968146), (14, 6484073), (19, 4777738), (38, 2388869), (47, 1931426), (53, 1712774), (94, 965713), (106, 856387), (133, 682534), (137, 662606), (266, 341267), (274, 331303), (329, 275918), (371, 244682), (658, 137959), (742, 122341), (893, 101654), (959, 94658), (1007, 90146), (1786, 50827), (1918, 47329), (2014, 45073), (2491, 36442), (2603, 34874), (4982, 18221), (5206, 17437), (6251, 14522), (6439, 14098), (7049, 12878), (7261, 12502)]