27887585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 10214815

約数列:

[1, 5, 11, 41, 55, 83, 149, 205, 415, 451, 745, 913, 1639, 2255, 3403, 4565, 6109, 8195, 12367, 17015, 30545, 37433, 61835, 67199, 136037, 187165, 335995, 507047, 680185, 2535235, 5577517, 27887585]

約数ペア:

[(1, 27887585), (5, 5577517), (11, 2535235), (41, 680185), (55, 507047), (83, 335995), (149, 187165), (205, 136037), (415, 67199), (451, 61835), (745, 37433), (913, 30545), (1639, 17015), (2255, 12367), (3403, 8195), (4565, 6109)]