81939872

素因数分解:

$2^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5011}}^1$

素因数の和:5101

約数の個数: 48

約数和(自身を含む): 186927552

約数和(自身を除く): 104987680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 73, 112, 146, 224, 292, 511, 584, 1022, 1168, 2044, 2336, 4088, 5011, 8176, 10022, 16352, 20044, 35077, 40088, 70154, 80176, 140308, 160352, 280616, 365803, 561232, 731606, 1122464, 1463212, 2560621, 2926424, 5121242, 5852848, 10242484, 11705696, 20484968, 40969936, 81939872]

約数ペア:

[(1, 81939872), (2, 40969936), (4, 20484968), (7, 11705696), (8, 10242484), (14, 5852848), (16, 5121242), (28, 2926424), (32, 2560621), (56, 1463212), (73, 1122464), (112, 731606), (146, 561232), (224, 365803), (292, 280616), (511, 160352), (584, 140308), (1022, 80176), (1168, 70154), (2044, 40088), (2336, 35077), (4088, 20044), (5011, 16352), (8176, 10022)]