199980752

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{13903}}^1$

素因数の和:13971

約数の個数: 40

約数和(自身を含む): 413783040

約数和(自身を除く): 213802288

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1798, 3596, 7192, 13903, 14384, 27806, 55612, 111224, 222448, 403187, 430993, 806374, 861986, 1612748, 1723972, 3225496, 3447944, 6450992, 6895888, 12498797, 24997594, 49995188, 99990376, 199980752]

約数ペア:

[(1, 199980752), (2, 99990376), (4, 49995188), (8, 24997594), (16, 12498797), (29, 6895888), (31, 6450992), (58, 3447944), (62, 3225496), (116, 1723972), (124, 1612748), (232, 861986), (248, 806374), (464, 430993), (496, 403187), (899, 222448), (1798, 111224), (3596, 55612), (7192, 27806), (13903, 14384)]