80257168

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16339}}^1$

素因数の和:16654

約数の個数: 20

約数和(自身を含む): 156014320

約数和(自身を除く): 75757152

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16339, 32678, 65356, 130712, 261424, 5016073, 10032146, 20064292, 40128584, 80257168]

約数ペア:

[(1, 80257168), (2, 40128584), (4, 20064292), (8, 10032146), (16, 5016073), (307, 261424), (614, 130712), (1228, 65356), (2456, 32678), (4912, 16339)]