25653760

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1$

素因数の和:945

約数の個数: 80

約数和(自身を含む): 67174272

約数和(自身を除く): 41520512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 911, 1280, 1408, 1760, 1822, 2560, 2816, 3520, 3644, 4555, 5632, 7040, 7288, 9110, 10021, 14080, 14576, 18220, 20042, 28160, 29152, 36440, 40084, 50105, 58304, 72880, 80168, 100210, 116608, 145760, 160336, 200420, 233216, 291520, 320672, 400840, 466432, 583040, 641344, 801680, 1166080, 1282688, 1603360, 2332160, 2565376, 3206720, 5130752, 6413440, 12826880, 25653760]

約数ペア:

[(1, 25653760), (2, 12826880), (4, 6413440), (5, 5130752), (8, 3206720), (10, 2565376), (11, 2332160), (16, 1603360), (20, 1282688), (22, 1166080), (32, 801680), (40, 641344), (44, 583040), (55, 466432), (64, 400840), (80, 320672), (88, 291520), (110, 233216), (128, 200420), (160, 160336), (176, 145760), (220, 116608), (256, 100210), (320, 80168), (352, 72880), (440, 58304), (512, 50105), (640, 40084), (704, 36440), (880, 29152), (911, 28160), (1280, 20042), (1408, 18220), (1760, 14576), (1822, 14080), (2560, 10021), (2816, 9110), (3520, 7288), (3644, 7040), (4555, 5632)]