264523220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{8011}}^1$

素因数の和:8160

約数の個数: 48

約数和(自身を含む): 603015168

約数和(自身を除く): 338491948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8011, 8255, 16022, 16510, 32044, 33020, 40055, 80110, 104143, 160220, 208286, 416572, 520715, 1017397, 1041430, 2034794, 2082860, 4069588, 5086985, 10173970, 13226161, 20347940, 26452322, 52904644, 66130805, 132261610, 264523220]

約数ペア:

[(1, 264523220), (2, 132261610), (4, 66130805), (5, 52904644), (10, 26452322), (13, 20347940), (20, 13226161), (26, 10173970), (52, 5086985), (65, 4069588), (127, 2082860), (130, 2034794), (254, 1041430), (260, 1017397), (508, 520715), (635, 416572), (1270, 208286), (1651, 160220), (2540, 104143), (3302, 80110), (6604, 40055), (8011, 33020), (8255, 32044), (16022, 16510)]