81359008

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 170481024

約数和(自身を除く): 89122016

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 347, 431, 544, 694, 862, 1388, 1724, 2776, 3448, 5552, 5899, 6896, 7327, 11104, 11798, 13792, 14654, 23596, 29308, 47192, 58616, 94384, 117232, 149557, 188768, 234464, 299114, 598228, 1196456, 2392912, 2542469, 4785824, 5084938, 10169876, 20339752, 40679504, 81359008]

約数ペア:

[(1, 81359008), (2, 40679504), (4, 20339752), (8, 10169876), (16, 5084938), (17, 4785824), (32, 2542469), (34, 2392912), (68, 1196456), (136, 598228), (272, 299114), (347, 234464), (431, 188768), (544, 149557), (694, 117232), (862, 94384), (1388, 58616), (1724, 47192), (2776, 29308), (3448, 23596), (5552, 14654), (5899, 13792), (6896, 11798), (7327, 11104)]