81794330

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{18217}}^1$

素因数の和:18673

約数の個数: 16

約数和(自身を含む): 147565800

約数和(自身を除く): 65771470

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 18217, 36434, 91085, 182170, 8179433, 16358866, 40897165, 81794330]

約数ペア:

[(1, 81794330), (2, 40897165), (5, 16358866), (10, 8179433), (449, 182170), (898, 91085), (2245, 36434), (4490, 18217)]