203465728

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 88

約数和(自身を含む): 435077568

約数和(自身を除く): 231611840

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 64, 92, 106, 128, 163, 184, 212, 256, 326, 368, 424, 512, 652, 736, 848, 1024, 1219, 1304, 1472, 1696, 2438, 2608, 2944, 3392, 3749, 4876, 5216, 5888, 6784, 7498, 8639, 9752, 10432, 11776, 13568, 14996, 17278, 19504, 20864, 23552, 27136, 29992, 34556, 39008, 41728, 54272, 59984, 69112, 78016, 83456, 119968, 138224, 156032, 166912, 198697, 239936, 276448, 312064, 397394, 479872, 552896, 624128, 794788, 959744, 1105792, 1248256, 1589576, 1919488, 2211584, 3179152, 3838976, 4423168, 6358304, 8846336, 12716608, 25433216, 50866432, 101732864, 203465728]

約数ペア:

[(1, 203465728), (2, 101732864), (4, 50866432), (8, 25433216), (16, 12716608), (23, 8846336), (32, 6358304), (46, 4423168), (53, 3838976), (64, 3179152), (92, 2211584), (106, 1919488), (128, 1589576), (163, 1248256), (184, 1105792), (212, 959744), (256, 794788), (326, 624128), (368, 552896), (424, 479872), (512, 397394), (652, 312064), (736, 276448), (848, 239936), (1024, 198697), (1219, 166912), (1304, 156032), (1472, 138224), (1696, 119968), (2438, 83456), (2608, 78016), (2944, 69112), (3392, 59984), (3749, 54272), (4876, 41728), (5216, 39008), (5888, 34556), (6784, 29992), (7498, 27136), (8639, 23552), (9752, 20864), (10432, 19504), (11776, 17278), (13568, 14996)]