66861895

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 81607680

約数和(自身を除く): 14745785

約数列:

[1, 5, 83, 367, 415, 439, 1835, 2195, 30461, 36437, 152305, 161113, 182185, 805565, 13372379, 66861895]

約数ペア:

[(1, 66861895), (5, 13372379), (83, 805565), (367, 182185), (415, 161113), (439, 152305), (1835, 36437), (2195, 30461)]