81270464

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1813

約数の個数: 56

約数和(自身を含む): 178661568

約数和(自身を除く): 97391104

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 134, 176, 268, 352, 536, 704, 737, 1072, 1474, 1723, 2144, 2948, 3446, 4288, 5896, 6892, 11792, 13784, 18953, 23584, 27568, 37906, 47168, 55136, 75812, 110272, 115441, 151624, 230882, 303248, 461764, 606496, 923528, 1212992, 1269851, 1847056, 2539702, 3694112, 5079404, 7388224, 10158808, 20317616, 40635232, 81270464]

約数ペア:

[(1, 81270464), (2, 40635232), (4, 20317616), (8, 10158808), (11, 7388224), (16, 5079404), (22, 3694112), (32, 2539702), (44, 1847056), (64, 1269851), (67, 1212992), (88, 923528), (134, 606496), (176, 461764), (268, 303248), (352, 230882), (536, 151624), (704, 115441), (737, 110272), (1072, 75812), (1474, 55136), (1723, 47168), (2144, 37906), (2948, 27568), (3446, 23584), (4288, 18953), (5896, 13784), (6892, 11792)]