161457544

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{128549}}^1$

素因数の和:128712

約数の個数: 16

約数和(自身を含む): 304663500

約数和(自身を除く): 143205956

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 128549, 257098, 514196, 1028392, 20182193, 40364386, 80728772, 161457544]

約数ペア:

[(1, 161457544), (2, 80728772), (4, 40364386), (8, 20182193), (157, 1028392), (314, 514196), (628, 257098), (1256, 128549)]