81130255

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{18049}}^1$

素因数の和:18114

約数の個数: 16

約数和(自身を含む): 103968000

約数和(自身を除く): 22837745

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 18049, 90245, 523421, 559519, 2617105, 2797595, 16226051, 81130255]

約数ペア:

[(1, 81130255), (5, 16226051), (29, 2797595), (31, 2617105), (145, 559519), (155, 523421), (899, 90245), (4495, 18049)]