257024

素因数分解:

$2^{10}\times {\mathrm{251}}^1$

素因数の和:271

約数の個数: 22

約数和(自身を含む): 515844

約数和(自身を除く): 258820

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 256, 502, 512, 1004, 1024, 2008, 4016, 8032, 16064, 32128, 64256, 128512, 257024]

約数ペア:

[(1, 257024), (2, 128512), (4, 64256), (8, 32128), (16, 16064), (32, 8032), (64, 4016), (128, 2008), (251, 1024), (256, 1004), (502, 512)]