78282080

素因数分解:

$2^5\times 5^1\times {\mathrm{489263}}^1$

素因数の和:489278

約数の個数: 24

約数和(自身を含む): 184941792

約数和(自身を除く): 106659712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 489263, 978526, 1957052, 2446315, 3914104, 4892630, 7828208, 9785260, 15656416, 19570520, 39141040, 78282080]

約数ペア:

[(1, 78282080), (2, 39141040), (4, 19570520), (5, 15656416), (8, 9785260), (10, 7828208), (16, 4892630), (20, 3914104), (32, 2446315), (40, 1957052), (80, 978526), (160, 489263)]