20176675525

素因数分解:

$5^2\times {\mathrm{409}}^1\times {\mathrm{503}}^1\times {\mathrm{3923}}^1$

素因数の和:4845

約数の個数: 24

約数和(自身を含む): 25136516160

約数和(自身を除く): 4959840635

約数列:

[1, 5, 25, 409, 503, 2045, 2515, 3923, 10225, 12575, 19615, 98075, 205727, 1028635, 1604507, 1973269, 5143175, 8022535, 9866345, 40112675, 49331725, 807067021, 4035335105, 20176675525]

約数ペア:

[(1, 20176675525), (5, 4035335105), (25, 807067021), (409, 49331725), (503, 40112675), (2045, 9866345), (2515, 8022535), (3923, 5143175), (10225, 1973269), (12575, 1604507), (19615, 1028635), (98075, 205727)]