66783925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3067}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 90542816

約数和(自身を除く): 23758891

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 3067, 4355, 15335, 21775, 39871, 76675, 199355, 205489, 996775, 1027445, 2671357, 5137225, 13356785, 66783925]

約数ペア:

[(1, 66783925), (5, 13356785), (13, 5137225), (25, 2671357), (65, 1027445), (67, 996775), (325, 205489), (335, 199355), (871, 76675), (1675, 39871), (3067, 21775), (4355, 15335)]