81497248

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7741}}^1$

素因数の和:7805

約数の個数: 48

約数和(自身を含む): 187294464

約数和(自身を除く): 105797216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 2632, 5264, 7741, 10528, 15482, 30964, 54187, 61928, 108374, 123856, 216748, 247712, 363827, 433496, 727654, 866992, 1455308, 1733984, 2546789, 2910616, 5093578, 5821232, 10187156, 11642464, 20374312, 40748624, 81497248]

約数ペア:

[(1, 81497248), (2, 40748624), (4, 20374312), (7, 11642464), (8, 10187156), (14, 5821232), (16, 5093578), (28, 2910616), (32, 2546789), (47, 1733984), (56, 1455308), (94, 866992), (112, 727654), (188, 433496), (224, 363827), (329, 247712), (376, 216748), (658, 123856), (752, 108374), (1316, 61928), (1504, 54187), (2632, 30964), (5264, 15482), (7741, 10528)]