81462352

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{75991}}^1$

素因数の和:76066

約数の個数: 20

約数和(自身を含む): 160191136

約数和(自身を除く): 78728784

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 75991, 151982, 303964, 607928, 1215856, 5091397, 10182794, 20365588, 40731176, 81462352]

約数ペア:

[(1, 81462352), (2, 40731176), (4, 20365588), (8, 10182794), (16, 5091397), (67, 1215856), (134, 607928), (268, 303964), (536, 151982), (1072, 75991)]