66980470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163367}}^1$

素因数の和:163415

約数の個数: 16

約数和(自身を含む): 123506208

約数和(自身を除く): 56525738

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 163367, 326734, 816835, 1633670, 6698047, 13396094, 33490235, 66980470]

約数ペア:

[(1, 66980470), (2, 33490235), (5, 13396094), (10, 6698047), (41, 1633670), (82, 816835), (205, 326734), (410, 163367)]