80405300

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{5869}}^1$

素因数の和:6020

約数の個数: 36

約数和(自身を含む): 175783020

約数和(自身を除く): 95377720

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 2740, 3425, 5869, 6850, 11738, 13700, 23476, 29345, 58690, 117380, 146725, 293450, 586900, 804053, 1608106, 3216212, 4020265, 8040530, 16081060, 20101325, 40202650, 80405300]

約数ペア:

[(1, 80405300), (2, 40202650), (4, 20101325), (5, 16081060), (10, 8040530), (20, 4020265), (25, 3216212), (50, 1608106), (100, 804053), (137, 586900), (274, 293450), (548, 146725), (685, 117380), (1370, 58690), (2740, 29345), (3425, 23476), (5869, 13700), (6850, 11738)]