256748032

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{13553}}^1$

素因数の和:13608

約数の個数: 40

約数和(自身を含む): 526898196

約数和(自身を除く): 270150164

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1184, 2368, 4736, 9472, 13553, 18944, 27106, 54212, 108424, 216848, 433696, 501461, 867392, 1002922, 1734784, 2005844, 3469568, 4011688, 6939136, 8023376, 16046752, 32093504, 64187008, 128374016, 256748032]

約数ペア:

[(1, 256748032), (2, 128374016), (4, 64187008), (8, 32093504), (16, 16046752), (32, 8023376), (37, 6939136), (64, 4011688), (74, 3469568), (128, 2005844), (148, 1734784), (256, 1002922), (296, 867392), (512, 501461), (592, 433696), (1184, 216848), (2368, 108424), (4736, 54212), (9472, 27106), (13553, 18944)]