25228288

素因数分解:

$2^{10}\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 44

約数和(自身を含む): 51289632

約数和(自身を除く): 26061344

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 347, 512, 568, 694, 1024, 1136, 1388, 2272, 2776, 4544, 5552, 9088, 11104, 18176, 22208, 24637, 36352, 44416, 49274, 72704, 88832, 98548, 177664, 197096, 355328, 394192, 788384, 1576768, 3153536, 6307072, 12614144, 25228288]

約数ペア:

[(1, 25228288), (2, 12614144), (4, 6307072), (8, 3153536), (16, 1576768), (32, 788384), (64, 394192), (71, 355328), (128, 197096), (142, 177664), (256, 98548), (284, 88832), (347, 72704), (512, 49274), (568, 44416), (694, 36352), (1024, 24637), (1136, 22208), (1388, 18176), (2272, 11104), (2776, 9088), (4544, 5552)]