81202285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{15661}}^1$

素因数の和:15744

約数の個数: 16

約数和(自身を含む): 104872752

約数和(自身を除く): 23670467

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 15661, 78305, 266237, 955321, 1331185, 4776605, 16240457, 81202285]

約数ペア:

[(1, 81202285), (5, 16240457), (17, 4776605), (61, 1331185), (85, 955321), (305, 266237), (1037, 78305), (5185, 15661)]