81701168

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:789

約数の個数: 40

約数和(自身を含む): 162043200

約数和(自身を除く): 80342032

約数列:

[1, 2, 4, 8, 16, 79, 109, 158, 218, 316, 436, 593, 632, 872, 1186, 1264, 1744, 2372, 4744, 8611, 9488, 17222, 34444, 46847, 64637, 68888, 93694, 129274, 137776, 187388, 258548, 374776, 517096, 749552, 1034192, 5106323, 10212646, 20425292, 40850584, 81701168]

約数ペア:

[(1, 81701168), (2, 40850584), (4, 20425292), (8, 10212646), (16, 5106323), (79, 1034192), (109, 749552), (158, 517096), (218, 374776), (316, 258548), (436, 187388), (593, 137776), (632, 129274), (872, 93694), (1186, 68888), (1264, 64637), (1744, 46847), (2372, 34444), (4744, 17222), (8611, 9488)]