25390232

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 58560000

約数和(自身を除く): 33169768

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 343, 392, 487, 532, 686, 931, 974, 1064, 1372, 1862, 1948, 2744, 3409, 3724, 3896, 6517, 6818, 7448, 9253, 13034, 13636, 18506, 23863, 26068, 27272, 37012, 47726, 52136, 64771, 74024, 95452, 129542, 167041, 190904, 259084, 334082, 453397, 518168, 668164, 906794, 1336328, 1813588, 3173779, 3627176, 6347558, 12695116, 25390232]

約数ペア:

[(1, 25390232), (2, 12695116), (4, 6347558), (7, 3627176), (8, 3173779), (14, 1813588), (19, 1336328), (28, 906794), (38, 668164), (49, 518168), (56, 453397), (76, 334082), (98, 259084), (133, 190904), (152, 167041), (196, 129542), (266, 95452), (343, 74024), (392, 64771), (487, 52136), (532, 47726), (686, 37012), (931, 27272), (974, 26068), (1064, 23863), (1372, 18506), (1862, 13636), (1948, 13034), (2744, 9253), (3409, 7448), (3724, 6818), (3896, 6517)]