200256560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{661}}^1$

素因数の和:1222

約数の個数: 80

約数和(自身を含む): 533900352

約数和(自身を除く): 333643792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 541, 560, 661, 1082, 1322, 2164, 2644, 2705, 3305, 3787, 4328, 4627, 5288, 5410, 6610, 7574, 8656, 9254, 10576, 10820, 13220, 15148, 18508, 18935, 21640, 23135, 26440, 30296, 37016, 37870, 43280, 46270, 52880, 60592, 74032, 75740, 92540, 151480, 185080, 302960, 357601, 370160, 715202, 1430404, 1788005, 2503207, 2860808, 3576010, 5006414, 5721616, 7152020, 10012828, 12516035, 14304040, 20025656, 25032070, 28608080, 40051312, 50064140, 100128280, 200256560]

約数ペア:

[(1, 200256560), (2, 100128280), (4, 50064140), (5, 40051312), (7, 28608080), (8, 25032070), (10, 20025656), (14, 14304040), (16, 12516035), (20, 10012828), (28, 7152020), (35, 5721616), (40, 5006414), (56, 3576010), (70, 2860808), (80, 2503207), (112, 1788005), (140, 1430404), (280, 715202), (541, 370160), (560, 357601), (661, 302960), (1082, 185080), (1322, 151480), (2164, 92540), (2644, 75740), (2705, 74032), (3305, 60592), (3787, 52880), (4328, 46270), (4627, 43280), (5288, 37870), (5410, 37016), (6610, 30296), (7574, 26440), (8656, 23135), (9254, 21640), (10576, 18935), (10820, 18508), (13220, 15148)]