80997136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{460211}}^1$

素因数の和:460230

約数の個数: 20

約数和(自身を含む): 171198864

約数和(自身を除く): 90201728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 460211, 920422, 1840844, 3681688, 5062321, 7363376, 10124642, 20249284, 40498568, 80997136]

約数ペア:

[(1, 80997136), (2, 40498568), (4, 20249284), (8, 10124642), (11, 7363376), (16, 5062321), (22, 3681688), (44, 1840844), (88, 920422), (176, 460211)]