81652976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{124471}}^1$

素因数の和:124520

約数の個数: 20

約数和(自身を含む): 162062544

約数和(自身を除く): 80409568

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 124471, 248942, 497884, 995768, 1991536, 5103311, 10206622, 20413244, 40826488, 81652976]

約数ペア:

[(1, 81652976), (2, 40826488), (4, 20413244), (8, 10206622), (16, 5103311), (41, 1991536), (82, 995768), (164, 497884), (328, 248942), (656, 124471)]