25585742

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 51072000

約数和(自身を除く): 25486258

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 151, 182, 247, 266, 302, 343, 494, 637, 686, 931, 1057, 1274, 1729, 1862, 1963, 2114, 2869, 3458, 3926, 4459, 5738, 6517, 7399, 8918, 12103, 13034, 13741, 14798, 20083, 24206, 27482, 37297, 40166, 51793, 74594, 84721, 96187, 103586, 140581, 169442, 192374, 261079, 281162, 522158, 673309, 984067, 1346618, 1827553, 1968134, 3655106, 12792871, 25585742]

約数ペア:

[(1, 25585742), (2, 12792871), (7, 3655106), (13, 1968134), (14, 1827553), (19, 1346618), (26, 984067), (38, 673309), (49, 522158), (91, 281162), (98, 261079), (133, 192374), (151, 169442), (182, 140581), (247, 103586), (266, 96187), (302, 84721), (343, 74594), (494, 51793), (637, 40166), (686, 37297), (931, 27482), (1057, 24206), (1274, 20083), (1729, 14798), (1862, 13741), (1963, 13034), (2114, 12103), (2869, 8918), (3458, 7399), (3926, 6517), (4459, 5738)]