66614560

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1867}}^1$

素因数の和:2105

約数の個数: 48

約数和(自身を含む): 158167296

約数和(自身を除く): 91552736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 1867, 2230, 3568, 3734, 4460, 7136, 7468, 8920, 9335, 14936, 17840, 18670, 29872, 35680, 37340, 59744, 74680, 149360, 298720, 416341, 832682, 1665364, 2081705, 3330728, 4163410, 6661456, 8326820, 13322912, 16653640, 33307280, 66614560]

約数ペア:

[(1, 66614560), (2, 33307280), (4, 16653640), (5, 13322912), (8, 8326820), (10, 6661456), (16, 4163410), (20, 3330728), (32, 2081705), (40, 1665364), (80, 832682), (160, 416341), (223, 298720), (446, 149360), (892, 74680), (1115, 59744), (1784, 37340), (1867, 35680), (2230, 29872), (3568, 18670), (3734, 17840), (4460, 14936), (7136, 9335), (7468, 8920)]