80797475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2909}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 110417040

約数和(自身を除く): 29619565

約数列:

[1, 5, 11, 25, 55, 101, 275, 505, 1111, 2525, 2909, 5555, 14545, 27775, 31999, 72725, 159995, 293809, 799975, 1469045, 3231899, 7345225, 16159495, 80797475]

約数ペア:

[(1, 80797475), (5, 16159495), (11, 7345225), (25, 3231899), (55, 1469045), (101, 799975), (275, 293809), (505, 159995), (1111, 72725), (2525, 31999), (2909, 27775), (5555, 14545)]