80213528

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{141221}}^1$

素因数の和:141298

約数の個数: 16

約数和(自身を含む): 152519760

約数和(自身を除く): 72306232

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 141221, 282442, 564884, 1129768, 10026691, 20053382, 40106764, 80213528]

約数ペア:

[(1, 80213528), (2, 40106764), (4, 20053382), (8, 10026691), (71, 1129768), (142, 564884), (284, 282442), (568, 141221)]