80112656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{643}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 167697600

約数和(自身を除く): 87584944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 599, 643, 1198, 1286, 2396, 2572, 4792, 5144, 7787, 8359, 9584, 10288, 15574, 16718, 31148, 33436, 62296, 66872, 124592, 133744, 385157, 770314, 1540628, 3081256, 5007041, 6162512, 10014082, 20028164, 40056328, 80112656]

約数ペア:

[(1, 80112656), (2, 40056328), (4, 20028164), (8, 10014082), (13, 6162512), (16, 5007041), (26, 3081256), (52, 1540628), (104, 770314), (208, 385157), (599, 133744), (643, 124592), (1198, 66872), (1286, 62296), (2396, 33436), (2572, 31148), (4792, 16718), (5144, 15574), (7787, 10288), (8359, 9584)]