409635008

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:721

約数の個数: 56

約数和(自身を含む): 831305424

約数和(自身を除く): 421670416

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 317, 331, 488, 634, 662, 976, 1268, 1324, 1952, 2536, 2648, 3904, 5072, 5296, 10144, 10592, 19337, 20191, 20288, 21184, 38674, 40382, 77348, 80764, 104927, 154696, 161528, 209854, 309392, 323056, 419708, 618784, 646112, 839416, 1237568, 1292224, 1678832, 3357664, 6400547, 6715328, 12801094, 25602188, 51204376, 102408752, 204817504, 409635008]

約数ペア:

[(1, 409635008), (2, 204817504), (4, 102408752), (8, 51204376), (16, 25602188), (32, 12801094), (61, 6715328), (64, 6400547), (122, 3357664), (244, 1678832), (317, 1292224), (331, 1237568), (488, 839416), (634, 646112), (662, 618784), (976, 419708), (1268, 323056), (1324, 309392), (1952, 209854), (2536, 161528), (2648, 154696), (3904, 104927), (5072, 80764), (5296, 77348), (10144, 40382), (10592, 38674), (19337, 21184), (20191, 20288)]