81898816

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1511

約数の個数: 56

約数和(自身を含む): 174833280

約数和(自身を除く): 92934464

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1216, 1433, 1504, 1786, 2866, 3008, 3572, 5732, 7144, 11464, 14288, 22928, 27227, 28576, 45856, 54454, 57152, 67351, 91712, 108908, 134702, 217816, 269404, 435632, 538808, 871264, 1077616, 1279669, 1742528, 2155232, 2559338, 4310464, 5118676, 10237352, 20474704, 40949408, 81898816]

約数ペア:

[(1, 81898816), (2, 40949408), (4, 20474704), (8, 10237352), (16, 5118676), (19, 4310464), (32, 2559338), (38, 2155232), (47, 1742528), (64, 1279669), (76, 1077616), (94, 871264), (152, 538808), (188, 435632), (304, 269404), (376, 217816), (608, 134702), (752, 108908), (893, 91712), (1216, 67351), (1433, 57152), (1504, 54454), (1786, 45856), (2866, 28576), (3008, 27227), (3572, 22928), (5732, 14288), (7144, 11464)]