128520448

素因数分解:

$2^8\times 7^1\times {\mathrm{71719}}^1$

素因数の和:71742

約数の個数: 36

約数和(自身を含む): 293191360

約数和(自身を除く): 164670912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 71719, 143438, 286876, 502033, 573752, 1004066, 1147504, 2008132, 2295008, 4016264, 4590016, 8032528, 9180032, 16065056, 18360064, 32130112, 64260224, 128520448]

約数ペア:

[(1, 128520448), (2, 64260224), (4, 32130112), (7, 18360064), (8, 16065056), (14, 9180032), (16, 8032528), (28, 4590016), (32, 4016264), (56, 2295008), (64, 2008132), (112, 1147504), (128, 1004066), (224, 573752), (256, 502033), (448, 286876), (896, 143438), (1792, 71719)]