25405952

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1$

素因数の和:389

約数の個数: 80

約数和(自身を含む): 59808672

約数和(自身を除く): 34402720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 347, 352, 416, 512, 572, 694, 704, 832, 1144, 1388, 1408, 1664, 2288, 2776, 2816, 3328, 3817, 4511, 4576, 5552, 5632, 6656, 7634, 9022, 9152, 11104, 15268, 18044, 18304, 22208, 30536, 36088, 36608, 44416, 49621, 61072, 72176, 73216, 88832, 99242, 122144, 144352, 177664, 198484, 244288, 288704, 396968, 488576, 577408, 793936, 977152, 1154816, 1587872, 1954304, 2309632, 3175744, 6351488, 12702976, 25405952]

約数ペア:

[(1, 25405952), (2, 12702976), (4, 6351488), (8, 3175744), (11, 2309632), (13, 1954304), (16, 1587872), (22, 1154816), (26, 977152), (32, 793936), (44, 577408), (52, 488576), (64, 396968), (88, 288704), (104, 244288), (128, 198484), (143, 177664), (176, 144352), (208, 122144), (256, 99242), (286, 88832), (347, 73216), (352, 72176), (416, 61072), (512, 49621), (572, 44416), (694, 36608), (704, 36088), (832, 30536), (1144, 22208), (1388, 18304), (1408, 18044), (1664, 15268), (2288, 11104), (2776, 9152), (2816, 9022), (3328, 7634), (3817, 6656), (4511, 5632), (4576, 5552)]