5280971680

素因数分解:

$2^5\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{16561}}^1$

素因数の和:18569

約数の個数: 48

約数和(自身を含む): 12483309384

約数和(自身を除く): 7202337704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1993, 3986, 7972, 9965, 15944, 16561, 19930, 31888, 33122, 39860, 63776, 66244, 79720, 82805, 132488, 159440, 165610, 264976, 318880, 331220, 529952, 662440, 1324880, 2649760, 33006073, 66012146, 132024292, 165030365, 264048584, 330060730, 528097168, 660121460, 1056194336, 1320242920, 2640485840, 5280971680]

約数ペア:

[(1, 5280971680), (2, 2640485840), (4, 1320242920), (5, 1056194336), (8, 660121460), (10, 528097168), (16, 330060730), (20, 264048584), (32, 165030365), (40, 132024292), (80, 66012146), (160, 33006073), (1993, 2649760), (3986, 1324880), (7972, 662440), (9965, 529952), (15944, 331220), (16561, 318880), (19930, 264976), (31888, 165610), (33122, 159440), (39860, 132488), (63776, 82805), (66244, 79720)]