81176128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1811

約数の個数: 56

約数和(自身を含む): 178454304

約数和(自身を除く): 97278176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 134, 176, 268, 352, 536, 704, 737, 1072, 1474, 1721, 2144, 2948, 3442, 4288, 5896, 6884, 11792, 13768, 18931, 23584, 27536, 37862, 47168, 55072, 75724, 110144, 115307, 151448, 230614, 302896, 461228, 605792, 922456, 1211584, 1268377, 1844912, 2536754, 3689824, 5073508, 7379648, 10147016, 20294032, 40588064, 81176128]

約数ペア:

[(1, 81176128), (2, 40588064), (4, 20294032), (8, 10147016), (11, 7379648), (16, 5073508), (22, 3689824), (32, 2536754), (44, 1844912), (64, 1268377), (67, 1211584), (88, 922456), (134, 605792), (176, 461228), (268, 302896), (352, 230614), (536, 151448), (704, 115307), (737, 110144), (1072, 75724), (1474, 55072), (1721, 47168), (2144, 37862), (2948, 27536), (3442, 23584), (4288, 18931), (5896, 13768), (6884, 11792)]