664079230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{26489}}^1$

素因数の和:26628

約数の個数: 32

約数和(自身を含む): 1258804800

約数和(自身を除く): 594725570

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 12535, 25070, 26489, 52978, 132445, 264890, 609247, 1218494, 2887301, 3046235, 5774602, 6092470, 14436505, 28873010, 66407923, 132815846, 332039615, 664079230]

約数ペア:

[(1, 664079230), (2, 332039615), (5, 132815846), (10, 66407923), (23, 28873010), (46, 14436505), (109, 6092470), (115, 5774602), (218, 3046235), (230, 2887301), (545, 1218494), (1090, 609247), (2507, 264890), (5014, 132445), (12535, 52978), (25070, 26489)]