73974520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13499}}^1$

素因数の和:13647

約数の個数: 32

約数和(自身を含む): 167670000

約数和(自身を除く): 93695480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 13499, 26998, 53996, 67495, 107992, 134990, 269980, 539960, 1849363, 3698726, 7397452, 9246815, 14794904, 18493630, 36987260, 73974520]

約数ペア:

[(1, 73974520), (2, 36987260), (4, 18493630), (5, 14794904), (8, 9246815), (10, 7397452), (20, 3698726), (40, 1849363), (137, 539960), (274, 269980), (548, 134990), (685, 107992), (1096, 67495), (1370, 53996), (2740, 26998), (5480, 13499)]