72687100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{7057}}^1$

素因数の和:7174

約数の個数: 36

約数和(自身を含む): 159284944

約数和(自身を除く): 86597844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 7057, 10300, 14114, 28228, 35285, 70570, 141140, 176425, 352850, 705700, 726871, 1453742, 2907484, 3634355, 7268710, 14537420, 18171775, 36343550, 72687100]

約数ペア:

[(1, 72687100), (2, 36343550), (4, 18171775), (5, 14537420), (10, 7268710), (20, 3634355), (25, 2907484), (50, 1453742), (100, 726871), (103, 705700), (206, 352850), (412, 176425), (515, 141140), (1030, 70570), (2060, 35285), (2575, 28228), (5150, 14114), (7057, 10300)]