66488975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16519}}^1$

素因数の和:16559

約数の個数: 24

約数和(自身を含む): 98327040

約数和(自身を除く): 31838065

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 16519, 82595, 115633, 379937, 412975, 578165, 1899685, 2659559, 2890825, 9498425, 13297795, 66488975]

約数ペア:

[(1, 66488975), (5, 13297795), (7, 9498425), (23, 2890825), (25, 2659559), (35, 1899685), (115, 578165), (161, 412975), (175, 379937), (575, 115633), (805, 82595), (4025, 16519)]