71490272

素因数分解:

$2^5\times 7^1\times {\mathrm{439}}^1\times {\mathrm{727}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 161441280

約数和(自身を除く): 89951008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 439, 727, 878, 1454, 1756, 2908, 3073, 3512, 5089, 5816, 6146, 7024, 10178, 11632, 12292, 14048, 20356, 23264, 24584, 40712, 49168, 81424, 98336, 162848, 319153, 638306, 1276612, 2234071, 2553224, 4468142, 5106448, 8936284, 10212896, 17872568, 35745136, 71490272]

約数ペア:

[(1, 71490272), (2, 35745136), (4, 17872568), (7, 10212896), (8, 8936284), (14, 5106448), (16, 4468142), (28, 2553224), (32, 2234071), (56, 1276612), (112, 638306), (224, 319153), (439, 162848), (727, 98336), (878, 81424), (1454, 49168), (1756, 40712), (2908, 24584), (3073, 23264), (3512, 20356), (5089, 14048), (5816, 12292), (6146, 11632), (7024, 10178)]