20785680765

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{50147}}^1$

素因数の和:50370

約数の個数: 48

約数和(自身を含む): 36862390656

約数和(自身を除く): 16076709891

約数列:

[1, 3, 5, 9, 15, 45, 61, 151, 183, 305, 453, 549, 755, 915, 1359, 2265, 2745, 6795, 9211, 27633, 46055, 50147, 82899, 138165, 150441, 250735, 414495, 451323, 752205, 2256615, 3058967, 7572197, 9176901, 15294835, 22716591, 27530703, 37860985, 45884505, 68149773, 113582955, 137653515, 340748865, 461904017, 1385712051, 2309520085, 4157136153, 6928560255, 20785680765]

約数ペア:

[(1, 20785680765), (3, 6928560255), (5, 4157136153), (9, 2309520085), (15, 1385712051), (45, 461904017), (61, 340748865), (151, 137653515), (183, 113582955), (305, 68149773), (453, 45884505), (549, 37860985), (755, 27530703), (915, 22716591), (1359, 15294835), (2265, 9176901), (2745, 7572197), (6795, 3058967), (9211, 2256615), (27633, 752205), (46055, 451323), (50147, 414495), (82899, 250735), (138165, 150441)]