285165728

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1051}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 575275680

約数和(自身を除く): 290109952

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 139, 244, 278, 488, 556, 976, 1051, 1112, 1952, 2102, 2224, 4204, 4448, 8408, 8479, 16816, 16958, 33632, 33916, 64111, 67832, 128222, 135664, 146089, 256444, 271328, 292178, 512888, 584356, 1025776, 1168712, 2051552, 2337424, 4674848, 8911429, 17822858, 35645716, 71291432, 142582864, 285165728]

約数ペア:

[(1, 285165728), (2, 142582864), (4, 71291432), (8, 35645716), (16, 17822858), (32, 8911429), (61, 4674848), (122, 2337424), (139, 2051552), (244, 1168712), (278, 1025776), (488, 584356), (556, 512888), (976, 292178), (1051, 271328), (1112, 256444), (1952, 146089), (2102, 135664), (2224, 128222), (4204, 67832), (4448, 64111), (8408, 33916), (8479, 33632), (16816, 16958)]