26811700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1361}}^1$

素因数の和:1572

約数の個数: 36

約数和(自身を含む): 58519692

約数和(自身を除く): 31707992

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1361, 1970, 2722, 3940, 4925, 5444, 6805, 9850, 13610, 19700, 27220, 34025, 68050, 136100, 268117, 536234, 1072468, 1340585, 2681170, 5362340, 6702925, 13405850, 26811700]

約数ペア:

[(1, 26811700), (2, 13405850), (4, 6702925), (5, 5362340), (10, 2681170), (20, 1340585), (25, 1072468), (50, 536234), (100, 268117), (197, 136100), (394, 68050), (788, 34025), (985, 27220), (1361, 19700), (1970, 13610), (2722, 9850), (3940, 6805), (4925, 5444)]