81934384

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 193043200

約数和(自身を除く): 111108816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 139, 152, 266, 277, 278, 304, 532, 554, 556, 973, 1064, 1108, 1112, 1939, 1946, 2128, 2216, 2224, 2641, 3878, 3892, 4432, 5263, 5282, 7756, 7784, 10526, 10564, 15512, 15568, 18487, 21052, 21128, 31024, 36841, 36974, 38503, 42104, 42256, 73682, 73948, 77006, 84208, 147364, 147896, 154012, 269521, 294728, 295792, 308024, 539042, 589456, 616048, 731557, 1078084, 1463114, 2156168, 2926228, 4312336, 5120899, 5852456, 10241798, 11704912, 20483596, 40967192, 81934384]

約数ペア:

[(1, 81934384), (2, 40967192), (4, 20483596), (7, 11704912), (8, 10241798), (14, 5852456), (16, 5120899), (19, 4312336), (28, 2926228), (38, 2156168), (56, 1463114), (76, 1078084), (112, 731557), (133, 616048), (139, 589456), (152, 539042), (266, 308024), (277, 295792), (278, 294728), (304, 269521), (532, 154012), (554, 147896), (556, 147364), (973, 84208), (1064, 77006), (1108, 73948), (1112, 73682), (1939, 42256), (1946, 42104), (2128, 38503), (2216, 36974), (2224, 36841), (2641, 31024), (3878, 21128), (3892, 21052), (4432, 18487), (5263, 15568), (5282, 15512), (7756, 10564), (7784, 10526)]