256880453765

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{1033}}^1\times {\mathrm{294289}}^1$

素因数の和:295353

約数の個数: 24

約数和(自身を含む): 334116854280

約数和(自身を除く): 77236400515

約数列:

[1, 5, 13, 65, 169, 845, 1033, 5165, 13429, 67145, 174577, 294289, 872885, 1471445, 3825757, 19128785, 49734841, 248674205, 304000537, 1520002685, 3952006981, 19760034905, 51376090753, 256880453765]

約数ペア:

[(1, 256880453765), (5, 51376090753), (13, 19760034905), (65, 3952006981), (169, 1520002685), (845, 304000537), (1033, 248674205), (5165, 49734841), (13429, 19128785), (67145, 3825757), (174577, 1471445), (294289, 872885)]