206007680

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3187}}^1$

素因数の和:3307

約数の個数: 64

約数和(自身を含む): 497519280

約数和(自身を除く): 291511600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1616, 2020, 3187, 3232, 4040, 6374, 6464, 8080, 12748, 12928, 15935, 16160, 25496, 31870, 32320, 50992, 63740, 64640, 101984, 127480, 203968, 254960, 321887, 407936, 509920, 643774, 1019840, 1287548, 1609435, 2039680, 2575096, 3218870, 5150192, 6437740, 10300384, 12875480, 20600768, 25750960, 41201536, 51501920, 103003840, 206007680]

約数ペア:

[(1, 206007680), (2, 103003840), (4, 51501920), (5, 41201536), (8, 25750960), (10, 20600768), (16, 12875480), (20, 10300384), (32, 6437740), (40, 5150192), (64, 3218870), (80, 2575096), (101, 2039680), (128, 1609435), (160, 1287548), (202, 1019840), (320, 643774), (404, 509920), (505, 407936), (640, 321887), (808, 254960), (1010, 203968), (1616, 127480), (2020, 101984), (3187, 64640), (3232, 63740), (4040, 50992), (6374, 32320), (6464, 31870), (8080, 25496), (12748, 16160), (12928, 15935)]