68305180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83299}}^1$

素因数の和:83349

約数の個数: 24

約数和(自身を含む): 146941200

約数和(自身を除く): 78636020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 83299, 166598, 333196, 416495, 832990, 1665980, 3415259, 6830518, 13661036, 17076295, 34152590, 68305180]

約数ペア:

[(1, 68305180), (2, 34152590), (4, 17076295), (5, 13661036), (10, 6830518), (20, 3415259), (41, 1665980), (82, 832990), (164, 416495), (205, 333196), (410, 166598), (820, 83299)]