201605975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1619}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 265764240

約数和(自身を除く): 64158265

約数列:

[1, 5, 17, 25, 85, 293, 425, 1465, 1619, 4981, 7325, 8095, 24905, 27523, 40475, 124525, 137615, 474367, 688075, 2371835, 8064239, 11859175, 40321195, 201605975]

約数ペア:

[(1, 201605975), (5, 40321195), (17, 11859175), (25, 8064239), (85, 2371835), (293, 688075), (425, 474367), (1465, 137615), (1619, 124525), (4981, 40475), (7325, 27523), (8095, 24905)]