81671344

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5413}}^1$

素因数の和:5485

約数の個数: 40

約数和(自身を含む): 169176672

約数和(自身を除く): 87505328

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1886, 3772, 5413, 7544, 10826, 15088, 21652, 43304, 86608, 124499, 221933, 248998, 443866, 497996, 887732, 995992, 1775464, 1991984, 3550928, 5104459, 10208918, 20417836, 40835672, 81671344]

約数ペア:

[(1, 81671344), (2, 40835672), (4, 20417836), (8, 10208918), (16, 5104459), (23, 3550928), (41, 1991984), (46, 1775464), (82, 995992), (92, 887732), (164, 497996), (184, 443866), (328, 248998), (368, 221933), (656, 124499), (943, 86608), (1886, 43304), (3772, 21652), (5413, 15088), (7544, 10826)]