6720402025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{4406821}}^1$

素因数の和:4406892

約数の個数: 12

約数和(自身を含む): 8469911884

約数和(自身を除く): 1749509859

約数列:

[1, 5, 25, 61, 305, 1525, 4406821, 22034105, 110170525, 268816081, 1344080405, 6720402025]

約数ペア:

[(1, 6720402025), (5, 1344080405), (25, 268816081), (61, 110170525), (305, 22034105), (1525, 4406821)]