200068864

素因数分解:

$2^8\times {\mathrm{781519}}^1$

素因数の和:781535

約数の個数: 18

約数和(自身を含む): 399356720

約数和(自身を除く): 199287856

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 781519, 1563038, 3126076, 6252152, 12504304, 25008608, 50017216, 100034432, 200068864]

約数ペア:

[(1, 200068864), (2, 100034432), (4, 50017216), (8, 25008608), (16, 12504304), (32, 6252152), (64, 3126076), (128, 1563038), (256, 781519)]