51200825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 68750808

約数和(自身を除く): 17549983

約数列:

[1, 5, 13, 25, 65, 257, 325, 613, 1285, 3065, 3341, 6425, 7969, 15325, 16705, 39845, 83525, 157541, 199225, 787705, 2048033, 3938525, 10240165, 51200825]

約数ペア:

[(1, 51200825), (5, 10240165), (13, 3938525), (25, 2048033), (65, 787705), (257, 199225), (325, 157541), (613, 83525), (1285, 39845), (3065, 16705), (3341, 15325), (6425, 7969)]