18700825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5231}}^1$

素因数の和:5265

約数の個数: 24

約数和(自身を含む): 27248256

約数和(自身を除く): 8547431

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5231, 26155, 57541, 68003, 130775, 287705, 340015, 748033, 1438525, 1700075, 3740165, 18700825]

約数ペア:

[(1, 18700825), (5, 3740165), (11, 1700075), (13, 1438525), (25, 748033), (55, 340015), (65, 287705), (143, 130775), (275, 68003), (325, 57541), (715, 26155), (3575, 5231)]