128057495

素因数分解:

$5^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 155520000

約数和(自身を除く): 27462505

約数列:

[1, 5, 179, 199, 719, 895, 995, 3595, 35621, 128701, 143081, 178105, 643505, 715405, 25611499, 128057495]

約数ペア:

[(1, 128057495), (5, 25611499), (179, 715405), (199, 643505), (719, 178105), (895, 143081), (995, 128701), (3595, 35621)]