81496810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{1049}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 155811600

約数和(自身を除く): 74314790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 457, 914, 1049, 2098, 2285, 4570, 5245, 7769, 10490, 15538, 17833, 35666, 38845, 77690, 89165, 178330, 479393, 958786, 2396965, 4793930, 8149681, 16299362, 40748405, 81496810]

約数ペア:

[(1, 81496810), (2, 40748405), (5, 16299362), (10, 8149681), (17, 4793930), (34, 2396965), (85, 958786), (170, 479393), (457, 178330), (914, 89165), (1049, 77690), (2098, 38845), (2285, 35666), (4570, 17833), (5245, 15538), (7769, 10490)]