81928055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 110170368

約数和(自身を除く): 28242313

約数列:

[1, 5, 11, 55, 83, 131, 137, 415, 655, 685, 913, 1441, 1507, 4565, 7205, 7535, 10873, 11371, 17947, 54365, 56855, 89735, 119603, 125081, 197417, 598015, 625405, 987085, 1489601, 7448005, 16385611, 81928055]

約数ペア:

[(1, 81928055), (5, 16385611), (11, 7448005), (55, 1489601), (83, 987085), (131, 625405), (137, 598015), (415, 197417), (655, 125081), (685, 119603), (913, 89735), (1441, 56855), (1507, 54365), (4565, 17947), (7205, 11371), (7535, 10873)]