205655789008

素因数分解:

$2^4\times {\mathrm{64151}}^1\times {\mathrm{200363}}^1$

素因数の和:264522

約数の個数: 20

約数和(自身を含む): 398466291168

約数和(自身を除く): 192810502160

約数列:

[1, 2, 4, 8, 16, 64151, 128302, 200363, 256604, 400726, 513208, 801452, 1026416, 1602904, 3205808, 12853486813, 25706973626, 51413947252, 102827894504, 205655789008]

約数ペア:

[(1, 205655789008), (2, 102827894504), (4, 51413947252), (8, 25706973626), (16, 12853486813), (64151, 3205808), (128302, 1602904), (200363, 1026416), (256604, 801452), (400726, 513208)]