161856032

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{173}}^2$

素因数の和:382

約数の個数: 54

約数和(自身を含む): 347057487

約数和(自身を除く): 185201455

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 173, 208, 338, 346, 416, 676, 692, 1352, 1384, 2249, 2704, 2768, 4498, 5408, 5536, 8996, 17992, 29237, 29929, 35984, 58474, 59858, 71968, 116948, 119716, 233896, 239432, 389077, 467792, 478864, 778154, 935584, 957728, 1556308, 3112616, 5058001, 6225232, 10116002, 12450464, 20232004, 40464008, 80928016, 161856032]

約数ペア:

[(1, 161856032), (2, 80928016), (4, 40464008), (8, 20232004), (13, 12450464), (16, 10116002), (26, 6225232), (32, 5058001), (52, 3112616), (104, 1556308), (169, 957728), (173, 935584), (208, 778154), (338, 478864), (346, 467792), (416, 389077), (676, 239432), (692, 233896), (1352, 119716), (1384, 116948), (2249, 71968), (2704, 59858), (2768, 58474), (4498, 35984), (5408, 29929), (5536, 29237), (8996, 17992)]