128533775

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{9719}}^1$

素因数の和:9775

約数の個数: 18

約数和(自身を含む): 166629960

約数和(自身を除く): 38096185

約数列:

[1, 5, 23, 25, 115, 529, 575, 2645, 9719, 13225, 48595, 223537, 242975, 1117685, 5141351, 5588425, 25706755, 128533775]

約数ペア:

[(1, 128533775), (5, 25706755), (23, 5588425), (25, 5141351), (115, 1117685), (529, 242975), (575, 223537), (2645, 48595), (9719, 13225)]