80403292

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{727}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 144400256

約数和(自身を除く): 63996964

約数列:

[1, 2, 4, 43, 86, 172, 643, 727, 1286, 1454, 2572, 2908, 27649, 31261, 55298, 62522, 110596, 125044, 467461, 934922, 1869844, 20100823, 40201646, 80403292]

約数ペア:

[(1, 80403292), (2, 40201646), (4, 20100823), (43, 1869844), (86, 934922), (172, 467461), (643, 125044), (727, 110596), (1286, 62522), (1454, 55298), (2572, 31261), (2908, 27649)]