25850992

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 51840432

約数和(自身を除く): 25989440

約数列:

[1, 2, 4, 8, 16, 41, 82, 157, 164, 251, 314, 328, 502, 628, 656, 1004, 1256, 2008, 2512, 4016, 6437, 10291, 12874, 20582, 25748, 39407, 41164, 51496, 78814, 82328, 102992, 157628, 164656, 315256, 630512, 1615687, 3231374, 6462748, 12925496, 25850992]

約数ペア:

[(1, 25850992), (2, 12925496), (4, 6462748), (8, 3231374), (16, 1615687), (41, 630512), (82, 315256), (157, 164656), (164, 157628), (251, 102992), (314, 82328), (328, 78814), (502, 51496), (628, 41164), (656, 39407), (1004, 25748), (1256, 20582), (2008, 12874), (2512, 10291), (4016, 6437)]