78554225

素因数分解:

$5^2\times {\mathrm{761}}^1\times {\mathrm{4129}}^1$

素因数の和:4900

約数の個数: 12

約数和(自身を含む): 97558860

約数和(自身を除く): 19004635

約数列:

[1, 5, 25, 761, 3805, 4129, 19025, 20645, 103225, 3142169, 15710845, 78554225]

約数ペア:

[(1, 78554225), (5, 15710845), (25, 3142169), (761, 103225), (3805, 20645), (4129, 19025)]