145123520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23869}}^1$

素因数の和:23905

約数の個数: 56

約数和(自身を含む): 363778800

約数和(自身を除く): 218655280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 23869, 47738, 95476, 119345, 190952, 238690, 381904, 453511, 477380, 763808, 907022, 954760, 1527616, 1814044, 1909520, 2267555, 3628088, 3819040, 4535110, 7256176, 7638080, 9070220, 14512352, 18140440, 29024704, 36280880, 72561760, 145123520]

約数ペア:

[(1, 145123520), (2, 72561760), (4, 36280880), (5, 29024704), (8, 18140440), (10, 14512352), (16, 9070220), (19, 7638080), (20, 7256176), (32, 4535110), (38, 3819040), (40, 3628088), (64, 2267555), (76, 1909520), (80, 1814044), (95, 1527616), (152, 954760), (160, 907022), (190, 763808), (304, 477380), (320, 453511), (380, 381904), (608, 238690), (760, 190952), (1216, 119345), (1520, 95476), (3040, 47738), (6080, 23869)]