65964620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{30259}}^1$

素因数の和:30377

約数の個数: 24

約数和(自身を含む): 139801200

約数和(自身を除く): 73836580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 30259, 60518, 121036, 151295, 302590, 605180, 3298231, 6596462, 13192924, 16491155, 32982310, 65964620]

約数ペア:

[(1, 65964620), (2, 32982310), (4, 16491155), (5, 13192924), (10, 6596462), (20, 3298231), (109, 605180), (218, 302590), (436, 151295), (545, 121036), (1090, 60518), (2180, 30259)]