26131880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4987}}^1$

素因数の和:5129

約数の個数: 32

約数和(自身を含む): 59257440

約数和(自身を除く): 33125560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4987, 5240, 9974, 19948, 24935, 39896, 49870, 99740, 199480, 653297, 1306594, 2613188, 3266485, 5226376, 6532970, 13065940, 26131880]

約数ペア:

[(1, 26131880), (2, 13065940), (4, 6532970), (5, 5226376), (8, 3266485), (10, 2613188), (20, 1306594), (40, 653297), (131, 199480), (262, 99740), (524, 49870), (655, 39896), (1048, 24935), (1310, 19948), (2620, 9974), (4987, 5240)]