165089180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{135319}}^1$

素因数の和:135389

約数の個数: 24

約数和(自身を含む): 352373280

約数和(自身を除く): 187284100

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 135319, 270638, 541276, 676595, 1353190, 2706380, 8254459, 16508918, 33017836, 41272295, 82544590, 165089180]

約数ペア:

[(1, 165089180), (2, 82544590), (4, 41272295), (5, 33017836), (10, 16508918), (20, 8254459), (61, 2706380), (122, 1353190), (244, 676595), (305, 541276), (610, 270638), (1220, 135319)]