25552996

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 53053056

約数和(自身を除く): 27500060

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 106, 134, 212, 257, 268, 371, 469, 514, 742, 938, 1028, 1484, 1799, 1876, 3551, 3598, 7102, 7196, 13621, 14204, 17219, 24857, 27242, 34438, 49714, 54484, 68876, 95347, 99428, 120533, 190694, 241066, 381388, 482132, 912607, 1825214, 3650428, 6388249, 12776498, 25552996]

約数ペア:

[(1, 25552996), (2, 12776498), (4, 6388249), (7, 3650428), (14, 1825214), (28, 912607), (53, 482132), (67, 381388), (106, 241066), (134, 190694), (212, 120533), (257, 99428), (268, 95347), (371, 68876), (469, 54484), (514, 49714), (742, 34438), (938, 27242), (1028, 24857), (1484, 17219), (1799, 14204), (1876, 13621), (3551, 7196), (3598, 7102)]