80024660

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{15569}}^1$

素因数の和:15835

約数の個数: 24

約数和(自身を含む): 168716520

約数和(自身を除く): 88691860

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 15569, 31138, 62276, 77845, 155690, 311380, 4001233, 8002466, 16004932, 20006165, 40012330, 80024660]

約数ペア:

[(1, 80024660), (2, 40012330), (4, 20006165), (5, 16004932), (10, 8002466), (20, 4001233), (257, 311380), (514, 155690), (1028, 77845), (1285, 62276), (2570, 31138), (5140, 15569)]