25475086

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 25328114

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 53, 91, 106, 133, 139, 182, 247, 266, 278, 371, 494, 689, 742, 973, 1007, 1378, 1729, 1807, 1946, 2014, 2641, 3458, 3614, 4823, 5282, 7049, 7367, 9646, 12649, 13091, 14098, 14734, 18487, 25298, 26182, 34333, 36974, 51569, 68666, 91637, 95771, 103138, 139973, 183274, 191542, 240331, 279946, 480662, 670397, 979811, 1340794, 1819649, 1959622, 3639298, 12737543, 25475086]

約数ペア:

[(1, 25475086), (2, 12737543), (7, 3639298), (13, 1959622), (14, 1819649), (19, 1340794), (26, 979811), (38, 670397), (53, 480662), (91, 279946), (106, 240331), (133, 191542), (139, 183274), (182, 139973), (247, 103138), (266, 95771), (278, 91637), (371, 68666), (494, 51569), (689, 36974), (742, 34333), (973, 26182), (1007, 25298), (1378, 18487), (1729, 14734), (1807, 14098), (1946, 13091), (2014, 12649), (2641, 9646), (3458, 7367), (3614, 7049), (4823, 5282)]