253295510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{2237}}^1$

素因数の和:2337

約数の個数: 48

約数和(自身を含む): 501294096

約数和(自身を除く): 247998586

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 169, 335, 338, 670, 845, 871, 1690, 1742, 2237, 4355, 4474, 8710, 11185, 11323, 22370, 22646, 29081, 56615, 58162, 113230, 145405, 149879, 290810, 299758, 378053, 749395, 756106, 1498790, 1890265, 1948427, 3780530, 3896854, 9742135, 19484270, 25329551, 50659102, 126647755, 253295510]

約数ペア:

[(1, 253295510), (2, 126647755), (5, 50659102), (10, 25329551), (13, 19484270), (26, 9742135), (65, 3896854), (67, 3780530), (130, 1948427), (134, 1890265), (169, 1498790), (335, 756106), (338, 749395), (670, 378053), (845, 299758), (871, 290810), (1690, 149879), (1742, 145405), (2237, 113230), (4355, 58162), (4474, 56615), (8710, 29081), (11185, 22646), (11323, 22370)]