25787278

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 45849888

約数和(自身を除く): 20062610

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 113, 121, 226, 242, 253, 451, 506, 902, 943, 1243, 1886, 2486, 2599, 2783, 4633, 4961, 5198, 5566, 9266, 9922, 10373, 13673, 20746, 27346, 28589, 50963, 57178, 101926, 106559, 114103, 213118, 228206, 314479, 560593, 628958, 1121186, 1172149, 2344298, 12893639, 25787278]

約数ペア:

[(1, 25787278), (2, 12893639), (11, 2344298), (22, 1172149), (23, 1121186), (41, 628958), (46, 560593), (82, 314479), (113, 228206), (121, 213118), (226, 114103), (242, 106559), (253, 101926), (451, 57178), (506, 50963), (902, 28589), (943, 27346), (1243, 20746), (1886, 13673), (2486, 10373), (2599, 9922), (2783, 9266), (4633, 5566), (4961, 5198)]