68943850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{15493}}^1$

素因数の和:15594

約数の個数: 24

約数和(自身を含む): 129684780

約数和(自身を除く): 60740930

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 15493, 30986, 77465, 154930, 387325, 774650, 1378877, 2757754, 6894385, 13788770, 34471925, 68943850]

約数ペア:

[(1, 68943850), (2, 34471925), (5, 13788770), (10, 6894385), (25, 2757754), (50, 1378877), (89, 774650), (178, 387325), (445, 154930), (890, 77465), (2225, 30986), (4450, 15493)]