68328740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{35221}}^1$

素因数の和:35327

約数の個数: 24

約数和(自身を含む): 144973752

約数和(自身を除く): 76645012

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 35221, 70442, 140884, 176105, 352210, 704420, 3416437, 6832874, 13665748, 17082185, 34164370, 68328740]

約数ペア:

[(1, 68328740), (2, 34164370), (4, 17082185), (5, 13665748), (10, 6832874), (20, 3416437), (97, 704420), (194, 352210), (388, 176105), (485, 140884), (970, 70442), (1940, 35221)]