20342625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{3191}}^1$

素因数の和:3226

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 15509919

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 3191, 6375, 9573, 15955, 47865, 54247, 79775, 162741, 239325, 271235, 398875, 813705, 1196625, 1356175, 4068525, 6780875, 20342625]

約数ペア:

[(1, 20342625), (3, 6780875), (5, 4068525), (15, 1356175), (17, 1196625), (25, 813705), (51, 398875), (75, 271235), (85, 239325), (125, 162741), (255, 79775), (375, 54247), (425, 47865), (1275, 15955), (2125, 9573), (3191, 6375)]