313132.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5173

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 11470520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5119, 10238, 20476, 25595, 40952, 51190, 102380, 204760, 220117, 440234, 880468, 1100585, 1760936, 2201170, 4402340, 8804680]

約数ペア:

[(1, 8804680), (2, 4402340), (4, 2201170), (5, 1760936), (8, 1100585), (10, 880468), (20, 440234), (40, 220117), (43, 204760), (86, 102380), (172, 51190), (215, 40952), (344, 25595), (430, 20476), (860, 10238), (1720, 5119)]