256516096

素因数分解:

$2^{13}\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 56

約数和(自身を含む): 518816844

約数和(自身を除く): 262300748

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 181, 256, 346, 362, 512, 692, 724, 1024, 1384, 1448, 2048, 2768, 2896, 4096, 5536, 5792, 8192, 11072, 11584, 22144, 23168, 31313, 44288, 46336, 62626, 88576, 92672, 125252, 177152, 185344, 250504, 354304, 370688, 501008, 708608, 741376, 1002016, 1417216, 1482752, 2004032, 4008064, 8016128, 16032256, 32064512, 64129024, 128258048, 256516096]

約数ペア:

[(1, 256516096), (2, 128258048), (4, 64129024), (8, 32064512), (16, 16032256), (32, 8016128), (64, 4008064), (128, 2004032), (173, 1482752), (181, 1417216), (256, 1002016), (346, 741376), (362, 708608), (512, 501008), (692, 370688), (724, 354304), (1024, 250504), (1384, 185344), (1448, 177152), (2048, 125252), (2768, 92672), (2896, 88576), (4096, 62626), (5536, 46336), (5792, 44288), (8192, 31313), (11072, 23168), (11584, 22144)]