209002375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{88001}}^1$

素因数の和:88035

約数の個数: 16

約数和(自身を含む): 274566240

約数和(自身を除く): 65563865

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 88001, 440005, 1672019, 2200025, 8360095, 11000125, 41800475, 209002375]

約数ペア:

[(1, 209002375), (5, 41800475), (19, 11000125), (25, 8360095), (95, 2200025), (125, 1672019), (475, 440005), (2375, 88001)]