81205832

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 154552320

約数和(自身を除く): 73346488

約数列:

[1, 2, 4, 8, 127, 254, 257, 311, 508, 514, 622, 1016, 1028, 1244, 2056, 2488, 32639, 39497, 65278, 78994, 79927, 130556, 157988, 159854, 261112, 315976, 319708, 639416, 10150729, 20301458, 40602916, 81205832]

約数ペア:

[(1, 81205832), (2, 40602916), (4, 20301458), (8, 10150729), (127, 639416), (254, 319708), (257, 315976), (311, 261112), (508, 159854), (514, 157988), (622, 130556), (1016, 79927), (1028, 78994), (1244, 65278), (2056, 39497), (2488, 32639)]