81520432

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16927}}^1$

素因数の和:16985

約数の個数: 40

約数和(自身を含む): 184718336

約数和(自身を除く): 103197904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 16927, 33854, 67708, 118489, 135416, 236978, 270832, 473956, 727861, 947912, 1455722, 1895824, 2911444, 5095027, 5822888, 10190054, 11645776, 20380108, 40760216, 81520432]

約数ペア:

[(1, 81520432), (2, 40760216), (4, 20380108), (7, 11645776), (8, 10190054), (14, 5822888), (16, 5095027), (28, 2911444), (43, 1895824), (56, 1455722), (86, 947912), (112, 727861), (172, 473956), (301, 270832), (344, 236978), (602, 135416), (688, 118489), (1204, 67708), (2408, 33854), (4816, 16927)]