80268075

素因数分解:

$3^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{1993}}^1$

素因数の和:2188

約数の個数: 36

約数和(自身を含む): 144644760

約数和(自身を除く): 64376685

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 179, 225, 537, 895, 1611, 1993, 2685, 4475, 5979, 8055, 9965, 13425, 17937, 29895, 40275, 49825, 89685, 149475, 356747, 448425, 1070241, 1783735, 3210723, 5351205, 8918675, 16053615, 26756025, 80268075]

約数ペア:

[(1, 80268075), (3, 26756025), (5, 16053615), (9, 8918675), (15, 5351205), (25, 3210723), (45, 1783735), (75, 1070241), (179, 448425), (225, 356747), (537, 149475), (895, 89685), (1611, 49825), (1993, 40275), (2685, 29895), (4475, 17937), (5979, 13425), (8055, 9965)]