81900540260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53182169}}^1$

素因数の和:53182196

約数の個数: 48

約数和(自身を含む): 214430509440

約数和(自身を除く): 132529969180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 53182169, 106364338, 212728676, 265910845, 372275183, 531821690, 585003859, 744550366, 1063643380, 1170007718, 1489100732, 1861375915, 2340015436, 2925019295, 3722751830, 4095027013, 5850038590, 7445503660, 8190054026, 11700077180, 16380108052, 20475135065, 40950270130, 81900540260]

約数ペア:

[(1, 81900540260), (2, 40950270130), (4, 20475135065), (5, 16380108052), (7, 11700077180), (10, 8190054026), (11, 7445503660), (14, 5850038590), (20, 4095027013), (22, 3722751830), (28, 2925019295), (35, 2340015436), (44, 1861375915), (55, 1489100732), (70, 1170007718), (77, 1063643380), (110, 744550366), (140, 585003859), (154, 531821690), (220, 372275183), (308, 265910845), (385, 212728676), (770, 106364338), (1540, 53182169)]