66397540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{27437}}^1$

素因数の和:27468

約数の個数: 36

約数和(自身を含む): 153268668

約数和(自身を除く): 86871128

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 27437, 54874, 109748, 137185, 274370, 301807, 548740, 603614, 1207228, 1509035, 3018070, 3319877, 6036140, 6639754, 13279508, 16599385, 33198770, 66397540]

約数ペア:

[(1, 66397540), (2, 33198770), (4, 16599385), (5, 13279508), (10, 6639754), (11, 6036140), (20, 3319877), (22, 3018070), (44, 1509035), (55, 1207228), (110, 603614), (121, 548740), (220, 301807), (242, 274370), (484, 137185), (605, 109748), (1210, 54874), (2420, 27437)]