42780925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9151}}^1$

素因数の和:9189

約数の個数: 24

約数和(自身を含む): 61281792

約数和(自身を除く): 18500867

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 9151, 45755, 100661, 155567, 228775, 503305, 777835, 1711237, 2516525, 3889175, 8556185, 42780925]

約数ペア:

[(1, 42780925), (5, 8556185), (11, 3889175), (17, 2516525), (25, 1711237), (55, 777835), (85, 503305), (187, 228775), (275, 155567), (425, 100661), (935, 45755), (4675, 9151)]