156720820465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{445021}}^1$

素因数の和:445393

約数の個数: 32

約数和(自身を含む): 216601107840

約数和(自身を除く): 59880287375

約数列:

[1, 5, 11, 19, 55, 95, 209, 337, 1045, 1685, 3707, 6403, 18535, 32015, 70433, 352165, 445021, 2225105, 4895231, 8455399, 24476155, 42276995, 93009389, 149972077, 465046945, 749860385, 1649692847, 2849469463, 8248464235, 14247347315, 31344164093, 156720820465]

約数ペア:

[(1, 156720820465), (5, 31344164093), (11, 14247347315), (19, 8248464235), (55, 2849469463), (95, 1649692847), (209, 749860385), (337, 465046945), (1045, 149972077), (1685, 93009389), (3707, 42276995), (6403, 24476155), (18535, 8455399), (32015, 4895231), (70433, 2225105), (352165, 445021)]