211092175

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 311980032

約数和(自身を除く): 100887857

約数列:

[1, 5, 7, 25, 31, 35, 155, 167, 175, 217, 233, 775, 835, 1085, 1165, 1169, 1631, 4175, 5177, 5425, 5825, 5845, 7223, 8155, 25885, 29225, 36115, 36239, 38911, 40775, 50561, 129425, 180575, 181195, 194555, 252805, 272377, 905975, 972775, 1206241, 1264025, 1361885, 6031205, 6809425, 8443687, 30156025, 42218435, 211092175]

約数ペア:

[(1, 211092175), (5, 42218435), (7, 30156025), (25, 8443687), (31, 6809425), (35, 6031205), (155, 1361885), (167, 1264025), (175, 1206241), (217, 972775), (233, 905975), (775, 272377), (835, 252805), (1085, 194555), (1165, 181195), (1169, 180575), (1631, 129425), (4175, 50561), (5177, 40775), (5425, 38911), (5825, 36239), (5845, 36115), (7223, 29225), (8155, 25885)]