53131760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 135928800

約数和(自身を除く): 82797040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 346, 349, 440, 692, 698, 865, 880, 1384, 1396, 1730, 1745, 1903, 2768, 2792, 3460, 3490, 3806, 3839, 5584, 6920, 6980, 7612, 7678, 9515, 13840, 13960, 15224, 15356, 19030, 19195, 27920, 30448, 30712, 38060, 38390, 60377, 61424, 76120, 76780, 120754, 152240, 153560, 241508, 301885, 307120, 483016, 603770, 664147, 966032, 1207540, 1328294, 2415080, 2656588, 3320735, 4830160, 5313176, 6641470, 10626352, 13282940, 26565880, 53131760]

約数ペア:

[(1, 53131760), (2, 26565880), (4, 13282940), (5, 10626352), (8, 6641470), (10, 5313176), (11, 4830160), (16, 3320735), (20, 2656588), (22, 2415080), (40, 1328294), (44, 1207540), (55, 966032), (80, 664147), (88, 603770), (110, 483016), (173, 307120), (176, 301885), (220, 241508), (346, 153560), (349, 152240), (440, 120754), (692, 76780), (698, 76120), (865, 61424), (880, 60377), (1384, 38390), (1396, 38060), (1730, 30712), (1745, 30448), (1903, 27920), (2768, 19195), (2792, 19030), (3460, 15356), (3490, 15224), (3806, 13960), (3839, 13840), (5584, 9515), (6920, 7678), (6980, 7612)]