80438272

素因数分解:

$2^{10}\times {\mathrm{78553}}^1$

素因数の和:78573

約数の個数: 22

約数和(自身を含む): 160800038

約数和(自身を除く): 80361766

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 78553, 157106, 314212, 628424, 1256848, 2513696, 5027392, 10054784, 20109568, 40219136, 80438272]

約数ペア:

[(1, 80438272), (2, 40219136), (4, 20109568), (8, 10054784), (16, 5027392), (32, 2513696), (64, 1256848), (128, 628424), (256, 314212), (512, 157106), (1024, 78553)]