83987372

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 54

約数和(自身を含む): 180598572

約数和(自身を除く): 96611200

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 361, 532, 722, 931, 1187, 1444, 1862, 2374, 2527, 3724, 4748, 5054, 8309, 10108, 16618, 17689, 22553, 33236, 35378, 45106, 58163, 70756, 90212, 116326, 157871, 232652, 315742, 428507, 631484, 857014, 1105097, 1714028, 2210194, 2999549, 4420388, 5999098, 11998196, 20996843, 41993686, 83987372]

約数ペア:

[(1, 83987372), (2, 41993686), (4, 20996843), (7, 11998196), (14, 5999098), (19, 4420388), (28, 2999549), (38, 2210194), (49, 1714028), (76, 1105097), (98, 857014), (133, 631484), (196, 428507), (266, 315742), (361, 232652), (532, 157871), (722, 116326), (931, 90212), (1187, 70756), (1444, 58163), (1862, 45106), (2374, 35378), (2527, 33236), (3724, 22553), (4748, 17689), (5054, 16618), (8309, 10108)]