20171158025

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{192887}}^1$

素因数の和:193033

約数の個数: 24

約数和(自身を含む): 25831560960

約数和(自身を除く): 5660402935

約数列:

[1, 5, 25, 47, 89, 235, 445, 1175, 2225, 4183, 20915, 104575, 192887, 964435, 4822175, 9065689, 17166943, 45328445, 85834715, 226642225, 429173575, 806846321, 4034231605, 20171158025]

約数ペア:

[(1, 20171158025), (5, 4034231605), (25, 806846321), (47, 429173575), (89, 226642225), (235, 85834715), (445, 45328445), (1175, 17166943), (2225, 9065689), (4183, 4822175), (20915, 964435), (104575, 192887)]