166959280

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16433}}^1$

素因数の和:16573

約数の個数: 40

約数和(自身を含む): 391260672

約数和(自身を除く): 224301392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 16433, 32866, 65732, 82165, 131464, 164330, 262928, 328660, 657320, 1314640, 2086991, 4173982, 8347964, 10434955, 16695928, 20869910, 33391856, 41739820, 83479640, 166959280]

約数ペア:

[(1, 166959280), (2, 83479640), (4, 41739820), (5, 33391856), (8, 20869910), (10, 16695928), (16, 10434955), (20, 8347964), (40, 4173982), (80, 2086991), (127, 1314640), (254, 657320), (508, 328660), (635, 262928), (1016, 164330), (1270, 131464), (2032, 82165), (2540, 65732), (5080, 32866), (10160, 16433)]