66407275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2137}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 90668304

約数和(自身を除く): 24261029

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 1243, 2137, 2825, 6215, 10685, 23507, 31075, 53425, 117535, 241481, 587675, 1207405, 2656291, 6037025, 13281455, 66407275]

約数ペア:

[(1, 66407275), (5, 13281455), (11, 6037025), (25, 2656291), (55, 1207405), (113, 587675), (275, 241481), (565, 117535), (1243, 53425), (2137, 31075), (2825, 23507), (6215, 10685)]