66861410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 152285184

約数和(自身を除く): 85423774

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 71, 77, 110, 142, 154, 355, 385, 497, 710, 770, 781, 994, 1223, 1562, 2446, 2485, 3905, 4970, 5467, 6115, 7810, 8561, 10934, 12230, 13453, 17122, 26906, 27335, 42805, 54670, 67265, 85610, 86833, 94171, 134530, 173666, 188342, 434165, 470855, 607831, 868330, 941710, 955163, 1215662, 1910326, 3039155, 4775815, 6078310, 6686141, 9551630, 13372282, 33430705, 66861410]

約数ペア:

[(1, 66861410), (2, 33430705), (5, 13372282), (7, 9551630), (10, 6686141), (11, 6078310), (14, 4775815), (22, 3039155), (35, 1910326), (55, 1215662), (70, 955163), (71, 941710), (77, 868330), (110, 607831), (142, 470855), (154, 434165), (355, 188342), (385, 173666), (497, 134530), (710, 94171), (770, 86833), (781, 85610), (994, 67265), (1223, 54670), (1562, 42805), (2446, 27335), (2485, 26906), (3905, 17122), (4970, 13453), (5467, 12230), (6115, 10934), (7810, 8561)]