156780519856

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{138011021}}^1$

素因数の和:138011100

約数の個数: 20

約数和(自身を含む): 308040601104

約数和(自身を除く): 151260081248

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 138011021, 276022042, 552044084, 1104088168, 2208176336, 9798782491, 19597564982, 39195129964, 78390259928, 156780519856]

約数ペア:

[(1, 156780519856), (2, 78390259928), (4, 39195129964), (8, 19597564982), (16, 9798782491), (71, 2208176336), (142, 1104088168), (284, 552044084), (568, 276022042), (1136, 138011021)]