80287792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7283}}^1$

素因数の和:7357

約数の個数: 40

約数和(自身を含む): 170707824

約数和(自身を除く): 90420032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 7283, 11024, 14566, 29132, 58264, 94679, 116528, 189358, 378716, 385999, 757432, 771998, 1514864, 1543996, 3087992, 5017987, 6175984, 10035974, 20071948, 40143896, 80287792]

約数ペア:

[(1, 80287792), (2, 40143896), (4, 20071948), (8, 10035974), (13, 6175984), (16, 5017987), (26, 3087992), (52, 1543996), (53, 1514864), (104, 771998), (106, 757432), (208, 385999), (212, 378716), (424, 189358), (689, 116528), (848, 94679), (1378, 58264), (2756, 29132), (5512, 14566), (7283, 11024)]