78311180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230327}}^1$

素因数の和:230353

約数の個数: 24

約数和(自身を含む): 174127968

約数和(自身を除く): 95816788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230327, 460654, 921308, 1151635, 2303270, 3915559, 4606540, 7831118, 15662236, 19577795, 39155590, 78311180]

約数ペア:

[(1, 78311180), (2, 39155590), (4, 19577795), (5, 15662236), (10, 7831118), (17, 4606540), (20, 3915559), (34, 2303270), (68, 1151635), (85, 921308), (170, 460654), (340, 230327)]