208080050

素因数分解:

$2^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{16193}}^1$

素因数の和:16462

約数の個数: 24

約数和(自身を含む): 388558836

約数和(自身を除く): 180478786

約数列:

[1, 2, 5, 10, 25, 50, 257, 514, 1285, 2570, 6425, 12850, 16193, 32386, 80965, 161930, 404825, 809650, 4161601, 8323202, 20808005, 41616010, 104040025, 208080050]

約数ペア:

[(1, 208080050), (2, 104040025), (5, 41616010), (10, 20808005), (25, 8323202), (50, 4161601), (257, 809650), (514, 404825), (1285, 161930), (2570, 80965), (6425, 32386), (12850, 16193)]