80408031440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7879}}^1\times {\mathrm{11597}}^1$

素因数の和:19500

約数の個数: 80

約数和(自身を含む): 203987479680

約数和(自身を除く): 123579448240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 7879, 11597, 15758, 23194, 31516, 39395, 46388, 57985, 63032, 78790, 86669, 92776, 115970, 126064, 127567, 157580, 173338, 185552, 231940, 255134, 315160, 346676, 433345, 463880, 510268, 630320, 637835, 693352, 866690, 927760, 1020536, 1275670, 1386704, 1733380, 2041072, 2551340, 3466760, 5102680, 6933520, 10205360, 91372763, 182745526, 365491052, 456863815, 730982104, 913727630, 1005100393, 1461964208, 1827455260, 2010200786, 3654910520, 4020401572, 5025501965, 7309821040, 8040803144, 10051003930, 16081606288, 20102007860, 40204015720, 80408031440]

約数ペア:

[(1, 80408031440), (2, 40204015720), (4, 20102007860), (5, 16081606288), (8, 10051003930), (10, 8040803144), (11, 7309821040), (16, 5025501965), (20, 4020401572), (22, 3654910520), (40, 2010200786), (44, 1827455260), (55, 1461964208), (80, 1005100393), (88, 913727630), (110, 730982104), (176, 456863815), (220, 365491052), (440, 182745526), (880, 91372763), (7879, 10205360), (11597, 6933520), (15758, 5102680), (23194, 3466760), (31516, 2551340), (39395, 2041072), (46388, 1733380), (57985, 1386704), (63032, 1275670), (78790, 1020536), (86669, 927760), (92776, 866690), (115970, 693352), (126064, 637835), (127567, 630320), (157580, 510268), (173338, 463880), (185552, 433345), (231940, 346676), (255134, 315160)]