247168025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11351}}^1$

素因数の和:11441

約数の個数: 24

約数和(自身を含む): 335020224

約数和(自身を除く): 87852199

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 4355, 11351, 21775, 56755, 147563, 283775, 737815, 760517, 3689075, 3802585, 9886721, 19012925, 49433605, 247168025]

約数ペア:

[(1, 247168025), (5, 49433605), (13, 19012925), (25, 9886721), (65, 3802585), (67, 3689075), (325, 760517), (335, 737815), (871, 283775), (1675, 147563), (4355, 56755), (11351, 21775)]