66142225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 84728952

約数和(自身を除く): 18586727

約数列:

[1, 5, 25, 41, 173, 205, 373, 865, 1025, 1865, 4325, 7093, 9325, 15293, 35465, 64529, 76465, 177325, 322645, 382325, 1613225, 2645689, 13228445, 66142225]

約数ペア:

[(1, 66142225), (5, 13228445), (25, 2645689), (41, 1613225), (173, 382325), (205, 322645), (373, 177325), (865, 76465), (1025, 64529), (1865, 35465), (4325, 15293), (7093, 9325)]