78432730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2549}}^1$

素因数の和:2754

約数の個数: 32

約数和(自身を含む): 150368400

約数和(自身を除く): 71935670

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1810, 2549, 3077, 5098, 6154, 12745, 15385, 25490, 30770, 43333, 86666, 216665, 433330, 461369, 922738, 2306845, 4613690, 7843273, 15686546, 39216365, 78432730]

約数ペア:

[(1, 78432730), (2, 39216365), (5, 15686546), (10, 7843273), (17, 4613690), (34, 2306845), (85, 922738), (170, 461369), (181, 433330), (362, 216665), (905, 86666), (1810, 43333), (2549, 30770), (3077, 25490), (5098, 15385), (6154, 12745)]