204637904

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:616

約数の個数: 60

約数和(自身を含む): 425196000

約数和(自身を除く): 220558096

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 361, 499, 568, 722, 998, 1136, 1349, 1444, 1996, 2698, 2888, 3992, 5396, 5776, 7984, 9481, 10792, 18962, 21584, 25631, 35429, 37924, 51262, 70858, 75848, 102524, 141716, 151696, 180139, 205048, 283432, 360278, 410096, 566864, 673151, 720556, 1346302, 1441112, 2692604, 2882224, 5385208, 10770416, 12789869, 25579738, 51159476, 102318952, 204637904]

約数ペア:

[(1, 204637904), (2, 102318952), (4, 51159476), (8, 25579738), (16, 12789869), (19, 10770416), (38, 5385208), (71, 2882224), (76, 2692604), (142, 1441112), (152, 1346302), (284, 720556), (304, 673151), (361, 566864), (499, 410096), (568, 360278), (722, 283432), (998, 205048), (1136, 180139), (1349, 151696), (1444, 141716), (1996, 102524), (2698, 75848), (2888, 70858), (3992, 51262), (5396, 37924), (5776, 35429), (7984, 25631), (9481, 21584), (10792, 18962)]