80237115

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 83992005

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 197, 315, 431, 591, 945, 985, 1293, 1379, 1773, 2155, 2955, 3017, 3879, 4137, 5319, 6465, 6895, 8865, 9051, 11637, 12411, 15085, 19395, 20685, 26595, 27153, 37233, 45255, 58185, 62055, 81459, 84907, 135765, 186165, 254721, 407295, 424535, 594349, 764163, 1273605, 1783047, 2292489, 2971745, 3820815, 5349141, 8915235, 11462445, 16047423, 26745705, 80237115]

約数ペア:

[(1, 80237115), (3, 26745705), (5, 16047423), (7, 11462445), (9, 8915235), (15, 5349141), (21, 3820815), (27, 2971745), (35, 2292489), (45, 1783047), (63, 1273605), (105, 764163), (135, 594349), (189, 424535), (197, 407295), (315, 254721), (431, 186165), (591, 135765), (945, 84907), (985, 81459), (1293, 62055), (1379, 58185), (1773, 45255), (2155, 37233), (2955, 27153), (3017, 26595), (3879, 20685), (4137, 19395), (5319, 15085), (6465, 12411), (6895, 11637), (8865, 9051)]