91445780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{47137}}^1$

素因数の和:47243

約数の個数: 24

約数和(自身を含む): 194020008

約数和(自身を除く): 102574228

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 47137, 94274, 188548, 235685, 471370, 942740, 4572289, 9144578, 18289156, 22861445, 45722890, 91445780]

約数ペア:

[(1, 91445780), (2, 45722890), (4, 22861445), (5, 18289156), (10, 9144578), (20, 4572289), (97, 942740), (194, 471370), (388, 235685), (485, 188548), (970, 94274), (1940, 47137)]