77920265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1801}}^1$

素因数の和:2332

約数の個数: 16

約数和(自身を含む): 99254160

約数和(自身を除く): 21333895

約数列:

[1, 5, 17, 85, 509, 1801, 2545, 8653, 9005, 30617, 43265, 153085, 916709, 4583545, 15584053, 77920265]

約数ペア:

[(1, 77920265), (5, 15584053), (17, 4583545), (85, 916709), (509, 153085), (1801, 43265), (2545, 30617), (8653, 9005)]