251427488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4759}}^1$

素因数の和:4909

約数の個数: 48

約数和(自身を含む): 537384960

約数和(自身を除く): 285957472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 1016, 1651, 2032, 3302, 4064, 4759, 6604, 9518, 13208, 19036, 26416, 38072, 52832, 61867, 76144, 123734, 152288, 247468, 494936, 604393, 989872, 1208786, 1979744, 2417572, 4835144, 7857109, 9670288, 15714218, 19340576, 31428436, 62856872, 125713744, 251427488]

約数ペア:

[(1, 251427488), (2, 125713744), (4, 62856872), (8, 31428436), (13, 19340576), (16, 15714218), (26, 9670288), (32, 7857109), (52, 4835144), (104, 2417572), (127, 1979744), (208, 1208786), (254, 989872), (416, 604393), (508, 494936), (1016, 247468), (1651, 152288), (2032, 123734), (3302, 76144), (4064, 61867), (4759, 52832), (6604, 38072), (9518, 26416), (13208, 19036)]