81808585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37441}}^1$

素因数の和:37488

約数の個数: 16

約数和(自身を含む): 107832960

約数和(自身を除く): 26024375

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 37441, 187205, 711379, 861143, 3556895, 4305715, 16361717, 81808585]

約数ペア:

[(1, 81808585), (5, 16361717), (19, 4305715), (23, 3556895), (95, 861143), (115, 711379), (437, 187205), (2185, 37441)]