131990992

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 311980032

約数和(自身を除く): 179989040

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 181, 238, 272, 362, 383, 476, 724, 766, 952, 1267, 1448, 1532, 1904, 2534, 2681, 2896, 3064, 3077, 5068, 5362, 6128, 6154, 6511, 10136, 10724, 12308, 13022, 20272, 21448, 21539, 24616, 26044, 42896, 43078, 45577, 49232, 52088, 69323, 86156, 91154, 104176, 138646, 172312, 182308, 277292, 344624, 364616, 485261, 554584, 729232, 970522, 1109168, 1178491, 1941044, 2356982, 3882088, 4713964, 7764176, 8249437, 9427928, 16498874, 18855856, 32997748, 65995496, 131990992]

約数ペア:

[(1, 131990992), (2, 65995496), (4, 32997748), (7, 18855856), (8, 16498874), (14, 9427928), (16, 8249437), (17, 7764176), (28, 4713964), (34, 3882088), (56, 2356982), (68, 1941044), (112, 1178491), (119, 1109168), (136, 970522), (181, 729232), (238, 554584), (272, 485261), (362, 364616), (383, 344624), (476, 277292), (724, 182308), (766, 172312), (952, 138646), (1267, 104176), (1448, 91154), (1532, 86156), (1904, 69323), (2534, 52088), (2681, 49232), (2896, 45577), (3064, 43078), (3077, 42896), (5068, 26044), (5362, 24616), (6128, 21539), (6154, 21448), (6511, 20272), (10136, 13022), (10724, 12308)]