42842750

素因数分解:

$2^1\times 5^3\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 80589600

約数和(自身を除く): 37746850

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 409, 419, 818, 838, 2045, 2095, 4090, 4190, 10225, 10475, 20450, 20950, 51125, 52375, 102250, 104750, 171371, 342742, 856855, 1713710, 4284275, 8568550, 21421375, 42842750]

約数ペア:

[(1, 42842750), (2, 21421375), (5, 8568550), (10, 4284275), (25, 1713710), (50, 856855), (125, 342742), (250, 171371), (409, 104750), (419, 102250), (818, 52375), (838, 51125), (2045, 20950), (2095, 20450), (4090, 10475), (4190, 10225)]