51207560

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1723}}^1$

素因数の和:2477

約数の個数: 32

約数和(自身を含む): 115439040

約数和(自身を除く): 64231480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 1723, 2972, 3446, 3715, 5944, 6892, 7430, 8615, 13784, 14860, 17230, 29720, 34460, 68920, 1280189, 2560378, 5120756, 6400945, 10241512, 12801890, 25603780, 51207560]

約数ペア:

[(1, 51207560), (2, 25603780), (4, 12801890), (5, 10241512), (8, 6400945), (10, 5120756), (20, 2560378), (40, 1280189), (743, 68920), (1486, 34460), (1723, 29720), (2972, 17230), (3446, 14860), (3715, 13784), (5944, 8615), (6892, 7430)]