166800208

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{52387}}^1$

素因数の和:52594

約数の個数: 20

約数和(自身を含む): 324805600

約数和(自身を除く): 158005392

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 52387, 104774, 209548, 419096, 838192, 10425013, 20850026, 41700052, 83400104, 166800208]

約数ペア:

[(1, 166800208), (2, 83400104), (4, 41700052), (8, 20850026), (16, 10425013), (199, 838192), (398, 419096), (796, 209548), (1592, 104774), (3184, 52387)]