73911280

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4787}}^1$

素因数の和:4993

約数の個数: 40

約数和(自身を含む): 172770192

約数和(自身を除く): 98858912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 4787, 7720, 9574, 15440, 19148, 23935, 38296, 47870, 76592, 95740, 191480, 382960, 923891, 1847782, 3695564, 4619455, 7391128, 9238910, 14782256, 18477820, 36955640, 73911280]

約数ペア:

[(1, 73911280), (2, 36955640), (4, 18477820), (5, 14782256), (8, 9238910), (10, 7391128), (16, 4619455), (20, 3695564), (40, 1847782), (80, 923891), (193, 382960), (386, 191480), (772, 95740), (965, 76592), (1544, 47870), (1930, 38296), (3088, 23935), (3860, 19148), (4787, 15440), (7720, 9574)]