90894130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2671}}^1$

素因数の和:2802

約数の個数: 32

約数和(自身を含む): 169682688

約数和(自身を除く): 78788558

約数列:

[1, 2, 5, 10, 41, 82, 83, 166, 205, 410, 415, 830, 2671, 3403, 5342, 6806, 13355, 17015, 26710, 34030, 109511, 219022, 221693, 443386, 547555, 1095110, 1108465, 2216930, 9089413, 18178826, 45447065, 90894130]

約数ペア:

[(1, 90894130), (2, 45447065), (5, 18178826), (10, 9089413), (41, 2216930), (82, 1108465), (83, 1095110), (166, 547555), (205, 443386), (410, 221693), (415, 219022), (830, 109511), (2671, 34030), (3403, 26710), (5342, 17015), (6806, 13355)]