328826368

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 80

約数和(自身を含む): 714954240

約数和(自身を除く): 386127872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 389, 416, 508, 512, 778, 832, 1016, 1556, 1651, 1664, 2032, 3112, 3302, 3328, 4064, 5057, 6224, 6604, 6656, 8128, 10114, 12448, 13208, 16256, 20228, 24896, 26416, 32512, 40456, 49403, 49792, 52832, 65024, 80912, 98806, 99584, 105664, 161824, 197612, 199168, 211328, 323648, 395224, 422656, 642239, 647296, 790448, 845312, 1284478, 1294592, 1580896, 2568956, 2589184, 3161792, 5137912, 6323584, 10275824, 12647168, 20551648, 25294336, 41103296, 82206592, 164413184, 328826368]

約数ペア:

[(1, 328826368), (2, 164413184), (4, 82206592), (8, 41103296), (13, 25294336), (16, 20551648), (26, 12647168), (32, 10275824), (52, 6323584), (64, 5137912), (104, 3161792), (127, 2589184), (128, 2568956), (208, 1580896), (254, 1294592), (256, 1284478), (389, 845312), (416, 790448), (508, 647296), (512, 642239), (778, 422656), (832, 395224), (1016, 323648), (1556, 211328), (1651, 199168), (1664, 197612), (2032, 161824), (3112, 105664), (3302, 99584), (3328, 98806), (4064, 80912), (5057, 65024), (6224, 52832), (6604, 49792), (6656, 49403), (8128, 40456), (10114, 32512), (12448, 26416), (13208, 24896), (16256, 20228)]