16105825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 21561120

約数和(自身を除く): 5455295

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 827, 1025, 3895, 4135, 15713, 19475, 20675, 33907, 78565, 169535, 392825, 644233, 847675, 3221165, 16105825]

約数ペア:

[(1, 16105825), (5, 3221165), (19, 847675), (25, 644233), (41, 392825), (95, 169535), (205, 78565), (475, 33907), (779, 20675), (827, 19475), (1025, 15713), (3895, 4135)]