257935072

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 517345920

約数和(自身を除く): 259410848

約数列:

[1, 2, 4, 8, 16, 32, 103, 139, 206, 278, 412, 556, 563, 824, 1112, 1126, 1648, 2224, 2252, 3296, 4448, 4504, 9008, 14317, 18016, 28634, 57268, 57989, 78257, 114536, 115978, 156514, 229072, 231956, 313028, 458144, 463912, 626056, 927824, 1252112, 1855648, 2504224, 8060471, 16120942, 32241884, 64483768, 128967536, 257935072]

約数ペア:

[(1, 257935072), (2, 128967536), (4, 64483768), (8, 32241884), (16, 16120942), (32, 8060471), (103, 2504224), (139, 1855648), (206, 1252112), (278, 927824), (412, 626056), (556, 463912), (563, 458144), (824, 313028), (1112, 231956), (1126, 229072), (1648, 156514), (2224, 115978), (2252, 114536), (3296, 78257), (4448, 57989), (4504, 57268), (9008, 28634), (14317, 18016)]