20482075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 26784000

約数和(自身を除く): 6301925

約数列:

[1, 5, 23, 25, 115, 179, 199, 575, 895, 995, 4117, 4475, 4577, 4975, 20585, 22885, 35621, 102925, 114425, 178105, 819283, 890525, 4096415, 20482075]

約数ペア:

[(1, 20482075), (5, 4096415), (23, 890525), (25, 819283), (115, 178105), (179, 114425), (199, 102925), (575, 35621), (895, 22885), (995, 20585), (4117, 4975), (4475, 4577)]