82528040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1223}}^1$

素因数の和:1482

約数の個数: 64

約数和(自身を含む): 213269760

約数和(自身を除く): 130741720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 1205, 1223, 1687, 1928, 2410, 2446, 3374, 4820, 4892, 6115, 6748, 8435, 8561, 9640, 9784, 12230, 13496, 16870, 17122, 24460, 33740, 34244, 42805, 48920, 67480, 68488, 85610, 171220, 294743, 342440, 589486, 1178972, 1473715, 2063201, 2357944, 2947430, 4126402, 5894860, 8252804, 10316005, 11789720, 16505608, 20632010, 41264020, 82528040]

約数ペア:

[(1, 82528040), (2, 41264020), (4, 20632010), (5, 16505608), (7, 11789720), (8, 10316005), (10, 8252804), (14, 5894860), (20, 4126402), (28, 2947430), (35, 2357944), (40, 2063201), (56, 1473715), (70, 1178972), (140, 589486), (241, 342440), (280, 294743), (482, 171220), (964, 85610), (1205, 68488), (1223, 67480), (1687, 48920), (1928, 42805), (2410, 34244), (2446, 33740), (3374, 24460), (4820, 17122), (4892, 16870), (6115, 13496), (6748, 12230), (8435, 9784), (8561, 9640)]