858779090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2027}}^1\times {\mathrm{3259}}^1$

素因数の和:5306

約数の個数: 32

約数和(自身を含む): 1666042560

約数和(自身を除く): 807263470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2027, 3259, 4054, 6518, 10135, 16295, 20270, 26351, 32590, 42367, 52702, 84734, 131755, 211835, 263510, 423670, 6605993, 13211986, 33029965, 66059930, 85877909, 171755818, 429389545, 858779090]

約数ペア:

[(1, 858779090), (2, 429389545), (5, 171755818), (10, 85877909), (13, 66059930), (26, 33029965), (65, 13211986), (130, 6605993), (2027, 423670), (3259, 263510), (4054, 211835), (6518, 131755), (10135, 84734), (16295, 52702), (20270, 42367), (26351, 32590)]