77281520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33311}}^1$

素因数の和:33353

約数の個数: 40

約数和(自身を含む): 185880960

約数和(自身を除く): 108599440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 33311, 66622, 133244, 166555, 266488, 333110, 532976, 666220, 966019, 1332440, 1932038, 2664880, 3864076, 4830095, 7728152, 9660190, 15456304, 19320380, 38640760, 77281520]

約数ペア:

[(1, 77281520), (2, 38640760), (4, 19320380), (5, 15456304), (8, 9660190), (10, 7728152), (16, 4830095), (20, 3864076), (29, 2664880), (40, 1932038), (58, 1332440), (80, 966019), (116, 666220), (145, 532976), (232, 333110), (290, 266488), (464, 166555), (580, 133244), (1160, 66622), (2320, 33311)]