81164185

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{4027}}^1$

素因数の和:4200

約数の個数: 16

約数和(自身を含む): 101505600

約数和(自身を除く): 20341415

約数列:

[1, 5, 29, 139, 145, 695, 4027, 4031, 20135, 20155, 116783, 559753, 583915, 2798765, 16232837, 81164185]

約数ペア:

[(1, 81164185), (5, 16232837), (29, 2798765), (139, 583915), (145, 559753), (695, 116783), (4027, 20155), (4031, 20135)]