261250512

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{34667}}^1$

素因数の和:34835

約数の個数: 40

約数和(自身を含む): 679215456

約数和(自身を除く): 417964944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 3768, 7536, 34667, 69334, 104001, 138668, 208002, 277336, 416004, 554672, 832008, 1664016, 5442719, 10885438, 16328157, 21770876, 32656314, 43541752, 65312628, 87083504, 130625256, 261250512]

約数ペア:

[(1, 261250512), (2, 130625256), (3, 87083504), (4, 65312628), (6, 43541752), (8, 32656314), (12, 21770876), (16, 16328157), (24, 10885438), (48, 5442719), (157, 1664016), (314, 832008), (471, 554672), (628, 416004), (942, 277336), (1256, 208002), (1884, 138668), (2512, 104001), (3768, 69334), (7536, 34667)]