51175025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2621}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 70227648

約数和(自身を除く): 19052623

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 2621, 3905, 13105, 19525, 28831, 65525, 144155, 186091, 720775, 930455, 2047001, 4652275, 10235005, 51175025]

約数ペア:

[(1, 51175025), (5, 10235005), (11, 4652275), (25, 2047001), (55, 930455), (71, 720775), (275, 186091), (355, 144155), (781, 65525), (1775, 28831), (2621, 19525), (3905, 13105)]