66724725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 117706752

約数和(自身を除く): 50982027

約数列:

[1, 3, 5, 15, 23, 25, 47, 69, 75, 115, 141, 235, 345, 575, 705, 823, 1081, 1175, 1725, 2469, 3243, 3525, 4115, 5405, 12345, 16215, 18929, 20575, 27025, 38681, 56787, 61725, 81075, 94645, 116043, 193405, 283935, 473225, 580215, 889663, 967025, 1419675, 2668989, 2901075, 4448315, 13344945, 22241575, 66724725]

約数ペア:

[(1, 66724725), (3, 22241575), (5, 13344945), (15, 4448315), (23, 2901075), (25, 2668989), (47, 1419675), (69, 967025), (75, 889663), (115, 580215), (141, 473225), (235, 283935), (345, 193405), (575, 116043), (705, 94645), (823, 81075), (1081, 61725), (1175, 56787), (1725, 38681), (2469, 27025), (3243, 20575), (3525, 18929), (4115, 16215), (5405, 12345)]