320425405

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1\times {\mathrm{1063}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 408627072

約数和(自身を除く): 88201667

約数列:

[1, 5, 19, 95, 167, 361, 835, 1063, 1805, 3173, 5315, 15865, 20197, 60287, 100985, 177521, 301435, 383743, 887605, 1918715, 3372899, 16864495, 64085081, 320425405]

約数ペア:

[(1, 320425405), (5, 64085081), (19, 16864495), (95, 3372899), (167, 1918715), (361, 887605), (835, 383743), (1063, 301435), (1805, 177521), (3173, 100985), (5315, 60287), (15865, 20197)]