72451845

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{839}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 133660800

約数和(自身を除く): 61208955

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 101, 171, 285, 303, 505, 839, 855, 909, 1515, 1919, 2517, 4195, 4545, 5757, 7551, 9595, 12585, 15941, 17271, 28785, 37755, 47823, 79705, 84739, 86355, 143469, 239115, 254217, 423695, 717345, 762651, 1271085, 1610041, 3813255, 4830123, 8050205, 14490369, 24150615, 72451845]

約数ペア:

[(1, 72451845), (3, 24150615), (5, 14490369), (9, 8050205), (15, 4830123), (19, 3813255), (45, 1610041), (57, 1271085), (95, 762651), (101, 717345), (171, 423695), (285, 254217), (303, 239115), (505, 143469), (839, 86355), (855, 84739), (909, 79705), (1515, 47823), (1919, 37755), (2517, 28785), (4195, 17271), (4545, 15941), (5757, 12585), (7551, 9595)]