205674016

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 412526520

約数和(自身を除く): 206852504

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 257, 281, 356, 514, 562, 712, 1028, 1124, 1424, 2056, 2248, 2848, 4112, 4496, 8224, 8992, 22873, 25009, 45746, 50018, 72217, 91492, 100036, 144434, 182984, 200072, 288868, 365968, 400144, 577736, 731936, 800288, 1155472, 2310944, 6427313, 12854626, 25709252, 51418504, 102837008, 205674016]

約数ペア:

[(1, 205674016), (2, 102837008), (4, 51418504), (8, 25709252), (16, 12854626), (32, 6427313), (89, 2310944), (178, 1155472), (257, 800288), (281, 731936), (356, 577736), (514, 400144), (562, 365968), (712, 288868), (1028, 200072), (1124, 182984), (1424, 144434), (2056, 100036), (2248, 91492), (2848, 72217), (4112, 50018), (4496, 45746), (8224, 25009), (8992, 22873)]