131443880

素因数分解:

$2^3\times 5^1\times {\mathrm{3286097}}^1$

素因数の和:3286108

約数の個数: 16

約数和(自身を含む): 295748820

約数和(自身を除く): 164304940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3286097, 6572194, 13144388, 16430485, 26288776, 32860970, 65721940, 131443880]

約数ペア:

[(1, 131443880), (2, 65721940), (4, 32860970), (5, 26288776), (8, 16430485), (10, 13144388), (20, 6572194), (40, 3286097)]