72820495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{13109}}^1$

素因数の和:13226

約数の個数: 16

約数和(自身を含む): 96279840

約数和(自身を除く): 23459345

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 13109, 65545, 144199, 720995, 1324009, 6620045, 14564099, 72820495]

約数ペア:

[(1, 72820495), (5, 14564099), (11, 6620045), (55, 1324009), (101, 720995), (505, 144199), (1111, 65545), (5555, 13109)]