66550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3$

素因数の和:45

約数の個数: 24

約数和(自身を含む): 136152

約数和(自身を除く): 69602

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 1331, 2662, 3025, 6050, 6655, 13310, 33275, 66550]

約数ペア:

[(1, 66550), (2, 33275), (5, 13310), (10, 6655), (11, 6050), (22, 3025), (25, 2662), (50, 1331), (55, 1210), (110, 605), (121, 550), (242, 275)]