90677560

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{16547}}^1$

素因数の和:16695

約数の個数: 32

約数和(自身を含む): 205526160

約数和(自身を除く): 114848600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 16547, 33094, 66188, 82735, 132376, 165470, 330940, 661880, 2266939, 4533878, 9067756, 11334695, 18135512, 22669390, 45338780, 90677560]

約数ペア:

[(1, 90677560), (2, 45338780), (4, 22669390), (5, 18135512), (8, 11334695), (10, 9067756), (20, 4533878), (40, 2266939), (137, 661880), (274, 330940), (548, 165470), (685, 132376), (1096, 82735), (1370, 66188), (2740, 33094), (5480, 16547)]