90255815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12739}}^1$

素因数の和:12866

約数の個数: 16

約数和(自身を含む): 117717600

約数和(自身を除く): 27461785

約数列:

[1, 5, 13, 65, 109, 545, 1417, 7085, 12739, 63695, 165607, 828035, 1388551, 6942755, 18051163, 90255815]

約数ペア:

[(1, 90255815), (5, 18051163), (13, 6942755), (65, 1388551), (109, 828035), (545, 165607), (1417, 63695), (7085, 12739)]