25813385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 9023095

約数列:

[1, 5, 13, 53, 59, 65, 127, 265, 295, 635, 689, 767, 1651, 3127, 3445, 3835, 6731, 7493, 8255, 15635, 33655, 37465, 40651, 87503, 97409, 203255, 397129, 437515, 487045, 1985645, 5162677, 25813385]

約数ペア:

[(1, 25813385), (5, 5162677), (13, 1985645), (53, 487045), (59, 437515), (65, 397129), (127, 203255), (265, 97409), (295, 87503), (635, 40651), (689, 37465), (767, 33655), (1651, 15635), (3127, 8255), (3445, 7493), (3835, 6731)]