161205505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{16889}}^1$

素因数の和:17000

約数の個数: 16

約数和(自身を含む): 204301440

約数和(自身を除く): 43095935

約数列:

[1, 5, 23, 83, 115, 415, 1909, 9545, 16889, 84445, 388447, 1401787, 1942235, 7008935, 32241101, 161205505]

約数ペア:

[(1, 161205505), (5, 32241101), (23, 7008935), (83, 1942235), (115, 1401787), (415, 388447), (1909, 84445), (9545, 16889)]