168138656

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20287}}^1$

素因数の和:20341

約数の個数: 48

約数和(自身を含む): 388555776

約数和(自身を除く): 220417120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 4144, 8288, 20287, 40574, 81148, 142009, 162296, 284018, 324592, 568036, 649184, 750619, 1136072, 1501238, 2272144, 3002476, 4544288, 5254333, 6004952, 10508666, 12009904, 21017332, 24019808, 42034664, 84069328, 168138656]

約数ペア:

[(1, 168138656), (2, 84069328), (4, 42034664), (7, 24019808), (8, 21017332), (14, 12009904), (16, 10508666), (28, 6004952), (32, 5254333), (37, 4544288), (56, 3002476), (74, 2272144), (112, 1501238), (148, 1136072), (224, 750619), (259, 649184), (296, 568036), (518, 324592), (592, 284018), (1036, 162296), (1184, 142009), (2072, 81148), (4144, 40574), (8288, 20287)]