18101300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 47288640

約数和(自身を除く): 29187340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1361, 1900, 2660, 2722, 3325, 5444, 6650, 6805, 9527, 13300, 13610, 19054, 25859, 27220, 34025, 38108, 47635, 51718, 68050, 95270, 103436, 129295, 136100, 181013, 190540, 238175, 258590, 362026, 476350, 517180, 646475, 724052, 905065, 952700, 1292950, 1810130, 2585900, 3620260, 4525325, 9050650, 18101300]

約数ペア:

[(1, 18101300), (2, 9050650), (4, 4525325), (5, 3620260), (7, 2585900), (10, 1810130), (14, 1292950), (19, 952700), (20, 905065), (25, 724052), (28, 646475), (35, 517180), (38, 476350), (50, 362026), (70, 258590), (76, 238175), (95, 190540), (100, 181013), (133, 136100), (140, 129295), (175, 103436), (190, 95270), (266, 68050), (350, 51718), (380, 47635), (475, 38108), (532, 34025), (665, 27220), (700, 25859), (950, 19054), (1330, 13610), (1361, 13300), (1900, 9527), (2660, 6805), (2722, 6650), (3325, 5444)]