189909275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17383}}^1$

素因数の和:17435

約数の個数: 24

約数和(自身を含む): 258673920

約数和(自身を除く): 68764645

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 10925, 17383, 86915, 330277, 399809, 434575, 1651385, 1999045, 7596371, 8256925, 9995225, 37981855, 189909275]

約数ペア:

[(1, 189909275), (5, 37981855), (19, 9995225), (23, 8256925), (25, 7596371), (95, 1999045), (115, 1651385), (437, 434575), (475, 399809), (575, 330277), (2185, 86915), (10925, 17383)]