25584656

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 52017504

約数和(自身を除く): 26432848

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 907, 1763, 1814, 3526, 3628, 7052, 7256, 14104, 14512, 28208, 37187, 39001, 74374, 78002, 148748, 156004, 297496, 312008, 594992, 624016, 1599041, 3198082, 6396164, 12792328, 25584656]

約数ペア:

[(1, 25584656), (2, 12792328), (4, 6396164), (8, 3198082), (16, 1599041), (41, 624016), (43, 594992), (82, 312008), (86, 297496), (164, 156004), (172, 148748), (328, 78002), (344, 74374), (656, 39001), (688, 37187), (907, 28208), (1763, 14512), (1814, 14104), (3526, 7256), (3628, 7052)]