90243745

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{1709}}^1$

素因数の和:1952

約数の個数: 16

約数和(自身を含む): 110808000

約数和(自身を除く): 20564255

約数列:

[1, 5, 59, 179, 295, 895, 1709, 8545, 10561, 52805, 100831, 305911, 504155, 1529555, 18048749, 90243745]

約数ペア:

[(1, 90243745), (5, 18048749), (59, 1529555), (179, 504155), (295, 305911), (895, 100831), (1709, 52805), (8545, 10561)]