143208010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{2609}}^1$

素因数の和:3126

約数の個数: 32

約数和(自身を含む): 281880000

約数和(自身を除く): 138671990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 499, 998, 2495, 2609, 4990, 5218, 5489, 10978, 13045, 26090, 27445, 28699, 54890, 57398, 143495, 286990, 1301891, 2603782, 6509455, 13018910, 14320801, 28641602, 71604005, 143208010]

約数ペア:

[(1, 143208010), (2, 71604005), (5, 28641602), (10, 14320801), (11, 13018910), (22, 6509455), (55, 2603782), (110, 1301891), (499, 286990), (998, 143495), (2495, 57398), (2609, 54890), (4990, 28699), (5218, 27445), (5489, 26090), (10978, 13045)]