268045171712

素因数分解:

$2^{10}\times {\mathrm{409}}^1\times {\mathrm{640007}}^1$

素因数の和:640436

約数の個数: 44

約数和(自身を含む): 537139514160

約数和(自身を除く): 269094342448

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 409, 512, 818, 1024, 1636, 3272, 6544, 13088, 26176, 52352, 104704, 209408, 418816, 640007, 1280014, 2560028, 5120056, 10240112, 20480224, 40960448, 81920896, 163841792, 261762863, 327683584, 523525726, 655367168, 1047051452, 2094102904, 4188205808, 8376411616, 16752823232, 33505646464, 67011292928, 134022585856, 268045171712]

約数ペア:

[(1, 268045171712), (2, 134022585856), (4, 67011292928), (8, 33505646464), (16, 16752823232), (32, 8376411616), (64, 4188205808), (128, 2094102904), (256, 1047051452), (409, 655367168), (512, 523525726), (818, 327683584), (1024, 261762863), (1636, 163841792), (3272, 81920896), (6544, 40960448), (13088, 20480224), (26176, 10240112), (52352, 5120056), (104704, 2560028), (209408, 1280014), (418816, 640007)]