254762255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 363623904

約数和(自身を除く): 108861649

約数列:

[1, 5, 11, 17, 53, 55, 85, 97, 187, 265, 485, 583, 901, 935, 1067, 1649, 2809, 2915, 4505, 5141, 5335, 8245, 9911, 14045, 18139, 25705, 30899, 47753, 49555, 56551, 87397, 90695, 154495, 238765, 272473, 282755, 436985, 525283, 961367, 1362365, 2626415, 2997203, 4632041, 4806835, 14986015, 23160205, 50952451, 254762255]

約数ペア:

[(1, 254762255), (5, 50952451), (11, 23160205), (17, 14986015), (53, 4806835), (55, 4632041), (85, 2997203), (97, 2626415), (187, 1362365), (265, 961367), (485, 525283), (583, 436985), (901, 282755), (935, 272473), (1067, 238765), (1649, 154495), (2809, 90695), (2915, 87397), (4505, 56551), (5141, 49555), (5335, 47753), (8245, 30899), (9911, 25705), (14045, 18139)]