78771625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 109624320

約数和(自身を除く): 30852695

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 323, 425, 475, 1615, 1951, 2125, 2375, 8075, 9755, 33167, 37069, 40375, 48775, 165835, 185345, 243875, 630173, 829175, 926725, 3150865, 4145875, 4633625, 15754325, 78771625]

約数ペア:

[(1, 78771625), (5, 15754325), (17, 4633625), (19, 4145875), (25, 3150865), (85, 926725), (95, 829175), (125, 630173), (323, 243875), (425, 185345), (475, 165835), (1615, 48775), (1951, 40375), (2125, 37069), (2375, 33167), (8075, 9755)]