67718800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2143}}^1$

素因数の和:2240

約数の個数: 60

約数和(自身を含む): 164830720

約数和(自身を除く): 97111920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 2143, 3160, 3950, 4286, 6320, 7900, 8572, 10715, 15800, 17144, 21430, 31600, 34288, 42860, 53575, 85720, 107150, 169297, 171440, 214300, 338594, 428600, 677188, 846485, 857200, 1354376, 1692970, 2708752, 3385940, 4232425, 6771880, 8464850, 13543760, 16929700, 33859400, 67718800]

約数ペア:

[(1, 67718800), (2, 33859400), (4, 16929700), (5, 13543760), (8, 8464850), (10, 6771880), (16, 4232425), (20, 3385940), (25, 2708752), (40, 1692970), (50, 1354376), (79, 857200), (80, 846485), (100, 677188), (158, 428600), (200, 338594), (316, 214300), (395, 171440), (400, 169297), (632, 107150), (790, 85720), (1264, 53575), (1580, 42860), (1975, 34288), (2143, 31600), (3160, 21430), (3950, 17144), (4286, 15800), (6320, 10715), (7900, 8572)]