66766360

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{5437}}^1$

素因数の和:5755

約数の個数: 32

約数和(自身を含む): 150741360

約数和(自身を除く): 83975000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 5437, 6140, 10874, 12280, 21748, 27185, 43496, 54370, 108740, 217480, 1669159, 3338318, 6676636, 8345795, 13353272, 16691590, 33383180, 66766360]

約数ペア:

[(1, 66766360), (2, 33383180), (4, 16691590), (5, 13353272), (8, 8345795), (10, 6676636), (20, 3338318), (40, 1669159), (307, 217480), (614, 108740), (1228, 54370), (1535, 43496), (2456, 27185), (3070, 21748), (5437, 12280), (6140, 10874)]