128545232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{727}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 256191936

約数和(自身を除く): 127646704

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 257, 344, 514, 688, 727, 1028, 1454, 2056, 2908, 4112, 5816, 11051, 11632, 22102, 31261, 44204, 62522, 88408, 125044, 176816, 186839, 250088, 373678, 500176, 747356, 1494712, 2989424, 8034077, 16068154, 32136308, 64272616, 128545232]

約数ペア:

[(1, 128545232), (2, 64272616), (4, 32136308), (8, 16068154), (16, 8034077), (43, 2989424), (86, 1494712), (172, 747356), (257, 500176), (344, 373678), (514, 250088), (688, 186839), (727, 176816), (1028, 125044), (1454, 88408), (2056, 62522), (2908, 44204), (4112, 31261), (5816, 22102), (11051, 11632)]