40054945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 62668800

約数和(自身を除く): 22613855

約数列:

[1, 5, 7, 19, 29, 31, 35, 67, 95, 133, 145, 155, 203, 217, 335, 469, 551, 589, 665, 899, 1015, 1085, 1273, 1943, 2077, 2345, 2755, 2945, 3857, 4123, 4495, 6293, 6365, 8911, 9715, 10385, 13601, 14539, 17081, 19285, 20615, 31465, 36917, 39463, 44555, 60233, 68005, 72695, 85405, 119567, 184585, 197315, 258419, 276241, 301165, 421631, 597835, 1144427, 1292095, 1381205, 2108155, 5722135, 8010989, 40054945]

約数ペア:

[(1, 40054945), (5, 8010989), (7, 5722135), (19, 2108155), (29, 1381205), (31, 1292095), (35, 1144427), (67, 597835), (95, 421631), (133, 301165), (145, 276241), (155, 258419), (203, 197315), (217, 184585), (335, 119567), (469, 85405), (551, 72695), (589, 68005), (665, 60233), (899, 44555), (1015, 39463), (1085, 36917), (1273, 31465), (1943, 20615), (2077, 19285), (2345, 17081), (2755, 14539), (2945, 13601), (3857, 10385), (4123, 9715), (4495, 8911), (6293, 6365)]