261108952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 542868480

約数和(自身を除く): 281759528

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 127, 212, 254, 373, 424, 508, 689, 746, 1016, 1378, 1492, 1651, 2756, 2984, 3302, 4849, 5512, 6604, 6731, 9698, 13208, 13462, 19396, 19769, 26924, 38792, 39538, 47371, 53848, 79076, 87503, 94742, 158152, 175006, 189484, 256997, 350012, 378968, 513994, 615823, 700024, 1027988, 1231646, 2055976, 2463292, 2510663, 4926584, 5021326, 10042652, 20085304, 32638619, 65277238, 130554476, 261108952]

約数ペア:

[(1, 261108952), (2, 130554476), (4, 65277238), (8, 32638619), (13, 20085304), (26, 10042652), (52, 5021326), (53, 4926584), (104, 2510663), (106, 2463292), (127, 2055976), (212, 1231646), (254, 1027988), (373, 700024), (424, 615823), (508, 513994), (689, 378968), (746, 350012), (1016, 256997), (1378, 189484), (1492, 175006), (1651, 158152), (2756, 94742), (2984, 87503), (3302, 79076), (4849, 53848), (5512, 47371), (6604, 39538), (6731, 38792), (9698, 26924), (13208, 19769), (13462, 19396)]