66449275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 85708800

約数和(自身を除く): 19259525

約数列:

[1, 5, 25, 31, 155, 179, 479, 775, 895, 2395, 4475, 5549, 11975, 14849, 27745, 74245, 85741, 138725, 371225, 428705, 2143525, 2657971, 13289855, 66449275]

約数ペア:

[(1, 66449275), (5, 13289855), (25, 2657971), (31, 2143525), (155, 428705), (179, 371225), (479, 138725), (775, 85741), (895, 74245), (2395, 27745), (4475, 14849), (5549, 11975)]