89239585

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 109209600

約数和(自身を除く): 19970015

約数列:

[1, 5, 79, 157, 395, 785, 1439, 7195, 12403, 62015, 113681, 225923, 568405, 1129615, 17847917, 89239585]

約数ペア:

[(1, 89239585), (5, 17847917), (79, 1129615), (157, 568405), (395, 225923), (785, 113681), (1439, 62015), (7195, 12403)]