66106540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{194431}}^1$

素因数の和:194457

約数の個数: 24

約数和(自身を含む): 146990592

約数和(自身を除く): 80884052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 194431, 388862, 777724, 972155, 1944310, 3305327, 3888620, 6610654, 13221308, 16526635, 33053270, 66106540]

約数ペア:

[(1, 66106540), (2, 33053270), (4, 16526635), (5, 13221308), (10, 6610654), (17, 3888620), (20, 3305327), (34, 1944310), (68, 972155), (85, 777724), (170, 388862), (340, 194431)]