40825405

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 49840560

約数和(自身を除く): 9015155

約数列:

[1, 5, 109, 173, 433, 545, 865, 2165, 18857, 47197, 74909, 94285, 235985, 374545, 8165081, 40825405]

約数ペア:

[(1, 40825405), (5, 8165081), (109, 374545), (173, 235985), (433, 94285), (545, 74909), (865, 47197), (2165, 18857)]