71241650

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 137840136

約数和(自身を除く): 66598486

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 97, 185, 194, 370, 397, 485, 794, 925, 970, 1850, 1985, 2425, 3589, 3970, 4850, 7178, 9925, 14689, 17945, 19850, 29378, 35890, 38509, 73445, 77018, 89725, 146890, 179450, 192545, 367225, 385090, 734450, 962725, 1424833, 1925450, 2849666, 7124165, 14248330, 35620825, 71241650]

約数ペア:

[(1, 71241650), (2, 35620825), (5, 14248330), (10, 7124165), (25, 2849666), (37, 1925450), (50, 1424833), (74, 962725), (97, 734450), (185, 385090), (194, 367225), (370, 192545), (397, 179450), (485, 146890), (794, 89725), (925, 77018), (970, 73445), (1850, 38509), (1985, 35890), (2425, 29378), (3589, 19850), (3970, 17945), (4850, 14689), (7178, 9925)]