77429440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21997}}^1$

素因数の和:22025

約数の個数: 56

約数和(自身を含む): 201149712

約数和(自身を除く): 123720272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 21997, 43994, 87988, 109985, 175976, 219970, 241967, 351952, 439940, 483934, 703904, 879880, 967868, 1209835, 1407808, 1759760, 1935736, 2419670, 3519520, 3871472, 4839340, 7039040, 7742944, 9678680, 15485888, 19357360, 38714720, 77429440]

約数ペア:

[(1, 77429440), (2, 38714720), (4, 19357360), (5, 15485888), (8, 9678680), (10, 7742944), (11, 7039040), (16, 4839340), (20, 3871472), (22, 3519520), (32, 2419670), (40, 1935736), (44, 1759760), (55, 1407808), (64, 1209835), (80, 967868), (88, 879880), (110, 703904), (160, 483934), (176, 439940), (220, 351952), (320, 241967), (352, 219970), (440, 175976), (704, 109985), (880, 87988), (1760, 43994), (3520, 21997)]