55398728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 75238072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 139, 154, 278, 308, 556, 616, 647, 973, 1112, 1294, 1529, 1946, 2588, 3058, 3892, 4529, 5176, 6116, 7117, 7784, 9058, 10703, 12232, 14234, 18116, 21406, 28468, 36232, 42812, 49819, 56936, 85624, 89933, 99638, 179866, 199276, 359732, 398552, 629531, 719464, 989263, 1259062, 1978526, 2518124, 3957052, 5036248, 6924841, 7914104, 13849682, 27699364, 55398728]

約数ペア:

[(1, 55398728), (2, 27699364), (4, 13849682), (7, 7914104), (8, 6924841), (11, 5036248), (14, 3957052), (22, 2518124), (28, 1978526), (44, 1259062), (56, 989263), (77, 719464), (88, 629531), (139, 398552), (154, 359732), (278, 199276), (308, 179866), (556, 99638), (616, 89933), (647, 85624), (973, 56936), (1112, 49819), (1294, 42812), (1529, 36232), (1946, 28468), (2588, 21406), (3058, 18116), (3892, 14234), (4529, 12232), (5176, 10703), (6116, 9058), (7117, 7784)]