31661168

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 79042560

約数和(自身を除く): 47381392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 829, 868, 1232, 1364, 1658, 1736, 2387, 2728, 3316, 3472, 4774, 5456, 5803, 6632, 9119, 9548, 11606, 13264, 18238, 19096, 23212, 25699, 36476, 38192, 46424, 51398, 63833, 72952, 92848, 102796, 127666, 145904, 179893, 205592, 255332, 282689, 359786, 411184, 510664, 565378, 719572, 1021328, 1130756, 1439144, 1978823, 2261512, 2878288, 3957646, 4523024, 7915292, 15830584, 31661168]

約数ペア:

[(1, 31661168), (2, 15830584), (4, 7915292), (7, 4523024), (8, 3957646), (11, 2878288), (14, 2261512), (16, 1978823), (22, 1439144), (28, 1130756), (31, 1021328), (44, 719572), (56, 565378), (62, 510664), (77, 411184), (88, 359786), (112, 282689), (124, 255332), (154, 205592), (176, 179893), (217, 145904), (248, 127666), (308, 102796), (341, 92848), (434, 72952), (496, 63833), (616, 51398), (682, 46424), (829, 38192), (868, 36476), (1232, 25699), (1364, 23212), (1658, 19096), (1736, 18238), (2387, 13264), (2728, 11606), (3316, 9548), (3472, 9119), (4774, 6632), (5456, 5803)]