Tóth, László Proofs, generalizations and analogs of Menon’s identity: a survey. (English) Zbl 07797595 Acta Univ. Sapientiae, Math. 15, No. 1, 142-197 (2023). MSC: 11A07 11A25 22F05 PDFBibTeX XMLCite \textit{L. Tóth}, Acta Univ. Sapientiae, Math. 15, No. 1, 142--197 (2023; Zbl 07797595) Full Text: DOI arXiv OA License
Sun, Cui-Fang; He, Zhao-Cheng; Tao, Tian-Tian On quasi-imperfect numbers with at most four distinct prime divisors. (English) Zbl 1483.11006 Indian J. Pure Appl. Math. 52, No. 2, 429-438 (2021). MSC: 11A25 PDFBibTeX XMLCite \textit{C.-F. Sun} et al., Indian J. Pure Appl. Math. 52, No. 2, 429--438 (2021; Zbl 1483.11006) Full Text: DOI
Tóth, László Ramanujan expansions of arithmetic functions of several variables. (English) Zbl 1417.11003 Ramanujan J. 47, No. 3, 589-603 (2018). MSC: 11A25 11N37 PDFBibTeX XMLCite \textit{L. Tóth}, Ramanujan J. 47, No. 3, 589--603 (2018; Zbl 1417.11003) Full Text: DOI arXiv
Hilberdink, Titus; Tóth, László On the average value of the least common multiple of \(k\) positive integers. (English) Zbl 1409.11002 J. Number Theory 169, 327-341 (2016). MSC: 11A05 11A25 11N37 PDFBibTeX XMLCite \textit{T. Hilberdink} and \textit{L. Tóth}, J. Number Theory 169, 327--341 (2016; Zbl 1409.11002) Full Text: DOI arXiv