31706090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 62889048

約数和(自身を除く): 31182958

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 169, 257, 338, 365, 514, 730, 845, 949, 1285, 1690, 1898, 2570, 3341, 4745, 6682, 9490, 12337, 16705, 18761, 24674, 33410, 37522, 43433, 61685, 86866, 93805, 123370, 187610, 217165, 243893, 434330, 487786, 1219465, 2438930, 3170609, 6341218, 15853045, 31706090]

約数ペア:

[(1, 31706090), (2, 15853045), (5, 6341218), (10, 3170609), (13, 2438930), (26, 1219465), (65, 487786), (73, 434330), (130, 243893), (146, 217165), (169, 187610), (257, 123370), (338, 93805), (365, 86866), (514, 61685), (730, 43433), (845, 37522), (949, 33410), (1285, 24674), (1690, 18761), (1898, 16705), (2570, 12337), (3341, 9490), (4745, 6682)]