77866540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73459}}^1$

素因数の和:73521

約数の個数: 24

約数和(自身を含む): 166607280

約数和(自身を除く): 88740740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 73459, 146918, 293836, 367295, 734590, 1469180, 3893327, 7786654, 15573308, 19466635, 38933270, 77866540]

約数ペア:

[(1, 77866540), (2, 38933270), (4, 19466635), (5, 15573308), (10, 7786654), (20, 3893327), (53, 1469180), (106, 734590), (212, 367295), (265, 293836), (530, 146918), (1060, 73459)]