25660622

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 36

約数和(自身を含む): 43612560

約数和(自身を除く): 17951938

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 169, 338, 403, 806, 961, 1027, 1922, 2054, 2449, 4898, 5239, 10478, 12493, 13351, 24986, 26702, 31837, 63674, 75919, 151838, 162409, 324818, 413881, 827762, 986947, 1973894, 12830311, 25660622]

約数ペア:

[(1, 25660622), (2, 12830311), (13, 1973894), (26, 986947), (31, 827762), (62, 413881), (79, 324818), (158, 162409), (169, 151838), (338, 75919), (403, 63674), (806, 31837), (961, 26702), (1027, 24986), (1922, 13351), (2054, 12493), (2449, 10478), (4898, 5239)]