68518408

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 156902400

約数和(自身を除く): 88383992

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 266, 284, 497, 532, 568, 907, 994, 1064, 1349, 1814, 1988, 2698, 3628, 3976, 5396, 6349, 7256, 9443, 10792, 12698, 17233, 18886, 25396, 34466, 37772, 50792, 64397, 68932, 75544, 120631, 128794, 137864, 241262, 257588, 450779, 482524, 515176, 901558, 965048, 1223543, 1803116, 2447086, 3606232, 4894172, 8564801, 9788344, 17129602, 34259204, 68518408]

約数ペア:

[(1, 68518408), (2, 34259204), (4, 17129602), (7, 9788344), (8, 8564801), (14, 4894172), (19, 3606232), (28, 2447086), (38, 1803116), (56, 1223543), (71, 965048), (76, 901558), (133, 515176), (142, 482524), (152, 450779), (266, 257588), (284, 241262), (497, 137864), (532, 128794), (568, 120631), (907, 75544), (994, 68932), (1064, 64397), (1349, 50792), (1814, 37772), (1988, 34466), (2698, 25396), (3628, 18886), (3976, 17233), (5396, 12698), (6349, 10792), (7256, 9443)]