128573048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{5521}}^1$

素因数の和:5639

約数の個数: 32

約数和(自身を含む): 250477920

約数和(自身を除く): 121904872

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 2911, 5521, 5822, 11042, 11644, 22084, 23288, 44168, 226361, 391991, 452722, 783982, 905444, 1567964, 1810888, 3135928, 16071631, 32143262, 64286524, 128573048]

約数ペア:

[(1, 128573048), (2, 64286524), (4, 32143262), (8, 16071631), (41, 3135928), (71, 1810888), (82, 1567964), (142, 905444), (164, 783982), (284, 452722), (328, 391991), (568, 226361), (2911, 44168), (5521, 23288), (5822, 22084), (11042, 11644)]