81268825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9533}}^1$

素因数の和:9585

約数の個数: 24

約数和(自身を含む): 113492736

約数和(自身を除く): 32223911

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 9533, 47665, 104863, 238325, 295523, 524315, 1477615, 2621575, 3250753, 7388075, 16253765, 81268825]

約数ペア:

[(1, 81268825), (5, 16253765), (11, 7388075), (25, 3250753), (31, 2621575), (55, 1477615), (155, 524315), (275, 295523), (341, 238325), (775, 104863), (1705, 47665), (8525, 9533)]