123510880

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7643}}^1$

素因数の和:7759

約数の個数: 48

約数和(自身を含む): 294722064

約数和(自身を除く): 171211184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 7643, 8080, 15286, 16160, 30572, 38215, 61144, 76430, 122288, 152860, 244576, 305720, 611440, 771943, 1222880, 1543886, 3087772, 3859715, 6175544, 7719430, 12351088, 15438860, 24702176, 30877720, 61755440, 123510880]

約数ペア:

[(1, 123510880), (2, 61755440), (4, 30877720), (5, 24702176), (8, 15438860), (10, 12351088), (16, 7719430), (20, 6175544), (32, 3859715), (40, 3087772), (80, 1543886), (101, 1222880), (160, 771943), (202, 611440), (404, 305720), (505, 244576), (808, 152860), (1010, 122288), (1616, 76430), (2020, 61144), (3232, 38215), (4040, 30572), (7643, 16160), (8080, 15286)]