205235585

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{1499}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 249480000

約数和(自身を除く): 44244415

約数列:

[1, 5, 139, 197, 695, 985, 1499, 7495, 27383, 136915, 208361, 295303, 1041805, 1476515, 41047117, 205235585]

約数ペア:

[(1, 205235585), (5, 41047117), (139, 1476515), (197, 1041805), (695, 295303), (985, 208361), (1499, 136915), (7495, 27383)]