69329320

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3559}}^1$

素因数の和:4057

約数の個数: 32

約数和(自身を含む): 156355200

約数和(自身を除く): 87025880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3559, 3896, 4870, 7118, 9740, 14236, 17795, 19480, 28472, 35590, 71180, 142360, 1733233, 3466466, 6932932, 8666165, 13865864, 17332330, 34664660, 69329320]

約数ペア:

[(1, 69329320), (2, 34664660), (4, 17332330), (5, 13865864), (8, 8666165), (10, 6932932), (20, 3466466), (40, 1733233), (487, 142360), (974, 71180), (1948, 35590), (2435, 28472), (3559, 19480), (3896, 17795), (4870, 14236), (7118, 9740)]