268461568

素因数分解:

$2^9\times {\mathrm{251}}^1\times {\mathrm{2089}}^1$

素因数の和:2358

約数の個数: 40

約数和(自身を含む): 538793640

約数和(自身を除く): 270332072

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 256, 502, 512, 1004, 2008, 2089, 4016, 4178, 8032, 8356, 16064, 16712, 32128, 33424, 64256, 66848, 128512, 133696, 267392, 524339, 534784, 1048678, 1069568, 2097356, 4194712, 8389424, 16778848, 33557696, 67115392, 134230784, 268461568]

約数ペア:

[(1, 268461568), (2, 134230784), (4, 67115392), (8, 33557696), (16, 16778848), (32, 8389424), (64, 4194712), (128, 2097356), (251, 1069568), (256, 1048678), (502, 534784), (512, 524339), (1004, 267392), (2008, 133696), (2089, 128512), (4016, 66848), (4178, 64256), (8032, 33424), (8356, 32128), (16064, 16712)]