72306575

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 102930912

約数和(自身を除く): 30624337

約数列:

[1, 5, 11, 25, 41, 53, 55, 121, 205, 265, 275, 451, 583, 605, 1025, 1325, 1331, 2173, 2255, 2915, 3025, 4961, 6413, 6655, 10865, 11275, 14575, 23903, 24805, 32065, 33275, 54325, 54571, 70543, 119515, 124025, 160325, 262933, 272855, 352715, 597575, 1314665, 1364275, 1763575, 2892263, 6573325, 14461315, 72306575]

約数ペア:

[(1, 72306575), (5, 14461315), (11, 6573325), (25, 2892263), (41, 1763575), (53, 1364275), (55, 1314665), (121, 597575), (205, 352715), (265, 272855), (275, 262933), (451, 160325), (583, 124025), (605, 119515), (1025, 70543), (1325, 54571), (1331, 54325), (2173, 33275), (2255, 32065), (2915, 24805), (3025, 23903), (4961, 14575), (6413, 11275), (6655, 10865)]