256510085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{106657}}^1$

素因数の和:106712

約数の個数: 16

約数和(自身を含む): 340452336

約数和(自身を除く): 83942251

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 106657, 533285, 1386541, 3946309, 6932705, 19731545, 51302017, 256510085]

約数ペア:

[(1, 256510085), (5, 51302017), (13, 19731545), (37, 6932705), (65, 3946309), (185, 1386541), (481, 533285), (2405, 106657)]