261036861745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1301}}^1\times {\mathrm{5519}}^1$

素因数の和:7497

約数の個数: 32

約数和(自身を含む): 342563074560

約数和(自身を除く): 81526212815

約数列:

[1, 5, 11, 55, 661, 1301, 3305, 5519, 6505, 7271, 14311, 27595, 36355, 60709, 71555, 303545, 859961, 3648059, 4299805, 7180219, 9459571, 18240295, 35901095, 40128649, 47297855, 78982409, 200643245, 394912045, 4746124759, 23730623795, 52207372349, 261036861745]

約数ペア:

[(1, 261036861745), (5, 52207372349), (11, 23730623795), (55, 4746124759), (661, 394912045), (1301, 200643245), (3305, 78982409), (5519, 47297855), (6505, 40128649), (7271, 35901095), (14311, 18240295), (27595, 9459571), (36355, 7180219), (60709, 4299805), (71555, 3648059), (303545, 859961)]