155224880

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19211}}^1$

素因数の和:19325

約数の個数: 40

約数和(自身を含む): 364490064

約数和(自身を除く): 209265184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 19211, 38422, 76844, 96055, 153688, 192110, 307376, 384220, 768440, 1536880, 1940311, 3880622, 7761244, 9701555, 15522488, 19403110, 31044976, 38806220, 77612440, 155224880]

約数ペア:

[(1, 155224880), (2, 77612440), (4, 38806220), (5, 31044976), (8, 19403110), (10, 15522488), (16, 9701555), (20, 7761244), (40, 3880622), (80, 1940311), (101, 1536880), (202, 768440), (404, 384220), (505, 307376), (808, 192110), (1010, 153688), (1616, 96055), (2020, 76844), (4040, 38422), (8080, 19211)]