38477885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 51184224

約数和(自身を除く): 12706339

約数列:

[1, 5, 17, 41, 61, 85, 181, 205, 305, 697, 905, 1037, 2501, 3077, 3485, 5185, 7421, 11041, 12505, 15385, 37105, 42517, 55205, 126157, 187697, 212585, 452681, 630785, 938485, 2263405, 7695577, 38477885]

約数ペア:

[(1, 38477885), (5, 7695577), (17, 2263405), (41, 938485), (61, 630785), (85, 452681), (181, 212585), (205, 187697), (305, 126157), (697, 55205), (905, 42517), (1037, 37105), (2501, 15385), (3077, 12505), (3485, 11041), (5185, 7421)]