25401796

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 55301400

約数和(自身を除く): 29899604

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 49, 58, 82, 98, 109, 116, 164, 196, 203, 218, 287, 406, 436, 574, 763, 812, 1148, 1189, 1421, 1526, 2009, 2378, 2842, 3052, 3161, 4018, 4469, 4756, 5341, 5684, 6322, 8036, 8323, 8938, 10682, 12644, 16646, 17876, 21364, 22127, 31283, 33292, 44254, 58261, 62566, 88508, 116522, 125132, 129601, 154889, 218981, 233044, 259202, 309778, 437962, 518404, 619556, 875924, 907207, 1814414, 3628828, 6350449, 12700898, 25401796]

約数ペア:

[(1, 25401796), (2, 12700898), (4, 6350449), (7, 3628828), (14, 1814414), (28, 907207), (29, 875924), (41, 619556), (49, 518404), (58, 437962), (82, 309778), (98, 259202), (109, 233044), (116, 218981), (164, 154889), (196, 129601), (203, 125132), (218, 116522), (287, 88508), (406, 62566), (436, 58261), (574, 44254), (763, 33292), (812, 31283), (1148, 22127), (1189, 21364), (1421, 17876), (1526, 16646), (2009, 12644), (2378, 10682), (2842, 8938), (3052, 8323), (3161, 8036), (4018, 6322), (4469, 5684), (4756, 5341)]