81898124

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 188047104

約数和(自身を除く): 106148980

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 242, 253, 308, 322, 484, 506, 644, 847, 1012, 1051, 1694, 1771, 2102, 2783, 3388, 3542, 4204, 5566, 7084, 7357, 11132, 11561, 14714, 19481, 23122, 24173, 29428, 38962, 46244, 48346, 77924, 80927, 96692, 127171, 161854, 169211, 254342, 265903, 323708, 338422, 508684, 531806, 676844, 890197, 1063612, 1780394, 1861321, 2924933, 3560788, 3722642, 5849866, 7445284, 11699732, 20474531, 40949062, 81898124]

約数ペア:

[(1, 81898124), (2, 40949062), (4, 20474531), (7, 11699732), (11, 7445284), (14, 5849866), (22, 3722642), (23, 3560788), (28, 2924933), (44, 1861321), (46, 1780394), (77, 1063612), (92, 890197), (121, 676844), (154, 531806), (161, 508684), (242, 338422), (253, 323708), (308, 265903), (322, 254342), (484, 169211), (506, 161854), (644, 127171), (847, 96692), (1012, 80927), (1051, 77924), (1694, 48346), (1771, 46244), (2102, 38962), (2783, 29428), (3388, 24173), (3542, 23122), (4204, 19481), (5566, 14714), (7084, 11561), (7357, 11132)]