54409725

素因数分解:

$3^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:396

約数の個数: 60

約数和(自身を含む): 102192244

約数和(自身を除く): 47782519

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 97, 135, 225, 277, 291, 405, 485, 675, 831, 873, 1385, 1455, 2025, 2425, 2493, 2619, 4155, 4365, 6925, 7275, 7479, 7857, 12465, 13095, 20775, 21825, 22437, 26869, 37395, 39285, 62325, 65475, 80607, 112185, 134345, 186975, 196425, 241821, 403035, 560925, 671725, 725463, 1209105, 2015175, 2176389, 3627315, 6045525, 10881945, 18136575, 54409725]

約数ペア:

[(1, 54409725), (3, 18136575), (5, 10881945), (9, 6045525), (15, 3627315), (25, 2176389), (27, 2015175), (45, 1209105), (75, 725463), (81, 671725), (97, 560925), (135, 403035), (225, 241821), (277, 196425), (291, 186975), (405, 134345), (485, 112185), (675, 80607), (831, 65475), (873, 62325), (1385, 39285), (1455, 37395), (2025, 26869), (2425, 22437), (2493, 21825), (2619, 20775), (4155, 13095), (4365, 12465), (6925, 7857), (7275, 7479)]