80039536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 173426400

約数和(自身を除く): 93386864

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 73, 116, 136, 139, 146, 232, 272, 278, 292, 464, 493, 556, 584, 986, 1112, 1168, 1241, 1972, 2117, 2224, 2363, 2482, 3944, 4031, 4234, 4726, 4964, 7888, 8062, 8468, 9452, 9928, 10147, 16124, 16936, 18904, 19856, 20294, 32248, 33872, 35989, 37808, 40588, 64496, 68527, 71978, 81176, 137054, 143956, 162352, 172499, 274108, 287912, 294263, 344998, 548216, 575824, 588526, 689996, 1096432, 1177052, 1379992, 2354104, 2759984, 4708208, 5002471, 10004942, 20009884, 40019768, 80039536]

約数ペア:

[(1, 80039536), (2, 40019768), (4, 20009884), (8, 10004942), (16, 5002471), (17, 4708208), (29, 2759984), (34, 2354104), (58, 1379992), (68, 1177052), (73, 1096432), (116, 689996), (136, 588526), (139, 575824), (146, 548216), (232, 344998), (272, 294263), (278, 287912), (292, 274108), (464, 172499), (493, 162352), (556, 143956), (584, 137054), (986, 81176), (1112, 71978), (1168, 68527), (1241, 64496), (1972, 40588), (2117, 37808), (2224, 35989), (2363, 33872), (2482, 32248), (3944, 20294), (4031, 19856), (4234, 18904), (4726, 16936), (4964, 16124), (7888, 10147), (8062, 9928), (8468, 9452)]