261579275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1889}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 337478400

約数和(自身を除く): 75899125

約数列:

[1, 5, 25, 29, 145, 191, 725, 955, 1889, 4775, 5539, 9445, 27695, 47225, 54781, 138475, 273905, 360799, 1369525, 1803995, 9019975, 10463171, 52315855, 261579275]

約数ペア:

[(1, 261579275), (5, 52315855), (25, 10463171), (29, 9019975), (145, 1803995), (191, 1369525), (725, 360799), (955, 273905), (1889, 138475), (4775, 54781), (5539, 47225), (9445, 27695)]