26508790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 60134400

約数和(自身を除く): 33625610

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 173, 199, 346, 385, 398, 770, 865, 995, 1211, 1393, 1730, 1903, 1990, 2189, 2422, 2786, 3806, 4378, 6055, 6965, 9515, 10945, 12110, 13321, 13930, 15323, 19030, 21890, 26642, 30646, 34427, 66605, 68854, 76615, 133210, 153230, 172135, 240989, 344270, 378697, 481978, 757394, 1204945, 1893485, 2409890, 2650879, 3786970, 5301758, 13254395, 26508790]

約数ペア:

[(1, 26508790), (2, 13254395), (5, 5301758), (7, 3786970), (10, 2650879), (11, 2409890), (14, 1893485), (22, 1204945), (35, 757394), (55, 481978), (70, 378697), (77, 344270), (110, 240989), (154, 172135), (173, 153230), (199, 133210), (346, 76615), (385, 68854), (398, 66605), (770, 34427), (865, 30646), (995, 26642), (1211, 21890), (1393, 19030), (1730, 15323), (1903, 13930), (1990, 13321), (2189, 12110), (2422, 10945), (2786, 9515), (3806, 6965), (4378, 6055)]