295221905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 432967680

約数和(自身を除く): 137745775

約数列:

[1, 5, 11, 19, 23, 55, 71, 95, 115, 173, 209, 253, 355, 437, 781, 865, 1045, 1265, 1349, 1633, 1903, 2185, 3287, 3905, 3979, 4807, 6745, 8165, 9515, 12283, 14839, 16435, 17963, 19895, 24035, 31027, 36157, 43769, 61415, 74195, 75601, 89815, 135113, 155135, 180785, 218845, 233377, 282509, 341297, 378005, 675565, 831611, 1166885, 1412545, 1706485, 2567147, 3107599, 4158055, 5367671, 12835735, 15537995, 26838355, 59044381, 295221905]

約数ペア:

[(1, 295221905), (5, 59044381), (11, 26838355), (19, 15537995), (23, 12835735), (55, 5367671), (71, 4158055), (95, 3107599), (115, 2567147), (173, 1706485), (209, 1412545), (253, 1166885), (355, 831611), (437, 675565), (781, 378005), (865, 341297), (1045, 282509), (1265, 233377), (1349, 218845), (1633, 180785), (1903, 155135), (2185, 135113), (3287, 89815), (3905, 75601), (3979, 74195), (4807, 61415), (6745, 43769), (8165, 36157), (9515, 31027), (12283, 24035), (14839, 19895), (16435, 17963)]