199205215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 280903680

約数和(自身を除く): 81698465

約数列:

[1, 5, 11, 19, 55, 79, 95, 127, 209, 361, 395, 635, 869, 1045, 1397, 1501, 1805, 2413, 3971, 4345, 6985, 7505, 10033, 12065, 16511, 19855, 26543, 28519, 45847, 50165, 82555, 110363, 132715, 142595, 190627, 229235, 313709, 504317, 551815, 953135, 1568545, 2096897, 2521585, 3621913, 10484485, 18109565, 39841043, 199205215]

約数ペア:

[(1, 199205215), (5, 39841043), (11, 18109565), (19, 10484485), (55, 3621913), (79, 2521585), (95, 2096897), (127, 1568545), (209, 953135), (361, 551815), (395, 504317), (635, 313709), (869, 229235), (1045, 190627), (1397, 142595), (1501, 132715), (1805, 110363), (2413, 82555), (3971, 50165), (4345, 45847), (6985, 28519), (7505, 26543), (10033, 19855), (12065, 16511)]