131441120

素因数分解:

$2^5\times 5^1\times {\mathrm{821507}}^1$

素因数の和:821522

約数の個数: 24

約数和(自身を含む): 310530024

約数和(自身を除く): 179088904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 821507, 1643014, 3286028, 4107535, 6572056, 8215070, 13144112, 16430140, 26288224, 32860280, 65720560, 131441120]

約数ペア:

[(1, 131441120), (2, 65720560), (4, 32860280), (5, 26288224), (8, 16430140), (10, 13144112), (16, 8215070), (20, 6572056), (32, 4107535), (40, 3286028), (80, 1643014), (160, 821507)]