280227328

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{5419}}^1$

素因数の和:5538

約数の個数: 40

約数和(自身を含む): 565555320

約数和(自身を除く): 285327992

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 404, 512, 808, 1616, 3232, 5419, 6464, 10838, 12928, 21676, 25856, 43352, 51712, 86704, 173408, 346816, 547319, 693632, 1094638, 1387264, 2189276, 2774528, 4378552, 8757104, 17514208, 35028416, 70056832, 140113664, 280227328]

約数ペア:

[(1, 280227328), (2, 140113664), (4, 70056832), (8, 35028416), (16, 17514208), (32, 8757104), (64, 4378552), (101, 2774528), (128, 2189276), (202, 1387264), (256, 1094638), (404, 693632), (512, 547319), (808, 346816), (1616, 173408), (3232, 86704), (5419, 51712), (6464, 43352), (10838, 25856), (12928, 21676)]