166156025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41281}}^1$

素因数の和:41321

約数の個数: 24

約数和(自身を含む): 245710464

約数和(自身を除く): 79554439

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 41281, 206405, 288967, 949463, 1032025, 1444835, 4747315, 6646241, 7224175, 23736575, 33231205, 166156025]

約数ペア:

[(1, 166156025), (5, 33231205), (7, 23736575), (23, 7224175), (25, 6646241), (35, 4747315), (115, 1444835), (161, 1032025), (175, 949463), (575, 288967), (805, 206405), (4025, 41281)]