25641605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 35054208

約数和(自身を除く): 9412603

約数列:

[1, 5, 11, 41, 55, 83, 137, 205, 415, 451, 685, 913, 1507, 2255, 3403, 4565, 5617, 7535, 11371, 17015, 28085, 37433, 56855, 61787, 125081, 187165, 308935, 466211, 625405, 2331055, 5128321, 25641605]

約数ペア:

[(1, 25641605), (5, 5128321), (11, 2331055), (41, 625405), (55, 466211), (83, 308935), (137, 187165), (205, 125081), (415, 61787), (451, 56855), (685, 37433), (913, 28085), (1507, 17015), (2255, 11371), (3403, 7535), (4565, 5617)]