72015985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^2$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 93640320

約数和(自身を除く): 21624335

約数列:

[1, 5, 19, 47, 95, 127, 235, 635, 893, 2413, 4465, 5969, 12065, 16129, 29845, 80645, 113411, 306451, 567055, 758063, 1532255, 3790315, 14403197, 72015985]

約数ペア:

[(1, 72015985), (5, 14403197), (19, 3790315), (47, 1532255), (95, 758063), (127, 567055), (235, 306451), (635, 113411), (893, 80645), (2413, 29845), (4465, 16129), (5969, 12065)]