2018682025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89819}}^1$

素因数の和:89889

約数の個数: 24

約数和(自身を含む): 2673043200

約数和(自身を除く): 654361175

約数列:

[1, 5, 25, 29, 31, 145, 155, 725, 775, 899, 4495, 22475, 89819, 449095, 2245475, 2604751, 2784389, 13023755, 13921945, 65118775, 69609725, 80747281, 403736405, 2018682025]

約数ペア:

[(1, 2018682025), (5, 403736405), (25, 80747281), (29, 69609725), (31, 65118775), (145, 13921945), (155, 13023755), (725, 2784389), (775, 2604751), (899, 2245475), (4495, 449095), (22475, 89819)]