81586860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{46889}}^1$

素因数の和:46930

約数の個数: 48

約数和(自身を含む): 236325600

約数和(自身を除く): 154738740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 46889, 93778, 140667, 187556, 234445, 281334, 468890, 562668, 703335, 937780, 1359781, 1406670, 2719562, 2813340, 4079343, 5439124, 6798905, 8158686, 13597810, 16317372, 20396715, 27195620, 40793430, 81586860]

約数ペア:

[(1, 81586860), (2, 40793430), (3, 27195620), (4, 20396715), (5, 16317372), (6, 13597810), (10, 8158686), (12, 6798905), (15, 5439124), (20, 4079343), (29, 2813340), (30, 2719562), (58, 1406670), (60, 1359781), (87, 937780), (116, 703335), (145, 562668), (174, 468890), (290, 281334), (348, 234445), (435, 187556), (580, 140667), (870, 93778), (1740, 46889)]