647668736

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4467

約数の個数: 88

約数和(自身を含む): 1521395904

約数和(自身を除く): 873727168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 512, 572, 704, 832, 1024, 1144, 1408, 1664, 2288, 2816, 3328, 4423, 4576, 5632, 6656, 8846, 9152, 11264, 13312, 17692, 18304, 35384, 36608, 48653, 57499, 70768, 73216, 97306, 114998, 141536, 146432, 194612, 229996, 283072, 389224, 459992, 566144, 632489, 778448, 919984, 1132288, 1264978, 1556896, 1839968, 2264576, 2529956, 3113792, 3679936, 4529152, 5059912, 6227584, 7359872, 10119824, 12455168, 14719744, 20239648, 24910336, 29439488, 40479296, 49820672, 58878976, 80958592, 161917184, 323834368, 647668736]

約数ペア:

[(1, 647668736), (2, 323834368), (4, 161917184), (8, 80958592), (11, 58878976), (13, 49820672), (16, 40479296), (22, 29439488), (26, 24910336), (32, 20239648), (44, 14719744), (52, 12455168), (64, 10119824), (88, 7359872), (104, 6227584), (128, 5059912), (143, 4529152), (176, 3679936), (208, 3113792), (256, 2529956), (286, 2264576), (352, 1839968), (416, 1556896), (512, 1264978), (572, 1132288), (704, 919984), (832, 778448), (1024, 632489), (1144, 566144), (1408, 459992), (1664, 389224), (2288, 283072), (2816, 229996), (3328, 194612), (4423, 146432), (4576, 141536), (5632, 114998), (6656, 97306), (8846, 73216), (9152, 70768), (11264, 57499), (13312, 48653), (17692, 36608), (18304, 35384)]