85320956

素因数分解:

$2^2\times 7^2\times {\mathrm{643}}^1\times {\mathrm{677}}^1$

素因数の和:1338

約数の個数: 36

約数和(自身を含む): 174216168

約数和(自身を除く): 88895212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 643, 677, 1286, 1354, 2572, 2708, 4501, 4739, 9002, 9478, 18004, 18956, 31507, 33173, 63014, 66346, 126028, 132692, 435311, 870622, 1741244, 3047177, 6094354, 12188708, 21330239, 42660478, 85320956]

約数ペア:

[(1, 85320956), (2, 42660478), (4, 21330239), (7, 12188708), (14, 6094354), (28, 3047177), (49, 1741244), (98, 870622), (196, 435311), (643, 132692), (677, 126028), (1286, 66346), (1354, 63014), (2572, 33173), (2708, 31507), (4501, 18956), (4739, 18004), (9002, 9478)]