68957210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{140729}}^1$

素因数の和:140750

約数の個数: 24

約数和(自身を含む): 144388980

約数和(自身を除く): 75431770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 140729, 281458, 703645, 985103, 1407290, 1970206, 4925515, 6895721, 9851030, 13791442, 34478605, 68957210]

約数ペア:

[(1, 68957210), (2, 34478605), (5, 13791442), (7, 9851030), (10, 6895721), (14, 4925515), (35, 1970206), (49, 1407290), (70, 985103), (98, 703645), (245, 281458), (490, 140729)]