5438900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:548

約数の個数: 36

約数和(自身を含む): 11918508

約数和(自身を除く): 6479608

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 397, 548, 685, 794, 1370, 1588, 1985, 2740, 3425, 3970, 6850, 7940, 9925, 13700, 19850, 39700, 54389, 108778, 217556, 271945, 543890, 1087780, 1359725, 2719450, 5438900]

約数ペア:

[(1, 5438900), (2, 2719450), (4, 1359725), (5, 1087780), (10, 543890), (20, 271945), (25, 217556), (50, 108778), (100, 54389), (137, 39700), (274, 19850), (397, 13700), (548, 9925), (685, 7940), (794, 6850), (1370, 3970), (1588, 3425), (1985, 2740)]