25514384

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1$

素因数の和:1623

約数の個数: 40

約数和(自身を含む): 56895168

約数和(自身を除く): 31380784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 1451, 2198, 2512, 2902, 4396, 5804, 8792, 10157, 11608, 17584, 20314, 23216, 40628, 81256, 162512, 227807, 455614, 911228, 1594649, 1822456, 3189298, 3644912, 6378596, 12757192, 25514384]

約数ペア:

[(1, 25514384), (2, 12757192), (4, 6378596), (7, 3644912), (8, 3189298), (14, 1822456), (16, 1594649), (28, 911228), (56, 455614), (112, 227807), (157, 162512), (314, 81256), (628, 40628), (1099, 23216), (1256, 20314), (1451, 17584), (2198, 11608), (2512, 10157), (2902, 8792), (4396, 5804)]