78493225

素因数分解:

$5^2\times {\mathrm{809}}^1\times {\mathrm{3881}}^1$

素因数の和:4700

約数の個数: 12

約数和(自身を含む): 97477020

約数和(自身を除く): 18983795

約数列:

[1, 5, 25, 809, 3881, 4045, 19405, 20225, 97025, 3139729, 15698645, 78493225]

約数ペア:

[(1, 78493225), (5, 15698645), (25, 3139729), (809, 97025), (3881, 20225), (4045, 19405)]