78839285

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 121741056

約数和(自身を除く): 42901771

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 115, 119, 161, 245, 391, 595, 805, 823, 833, 1127, 1955, 2737, 4115, 4165, 5635, 5761, 13685, 13991, 18929, 19159, 28805, 40327, 69955, 94645, 95795, 97937, 132503, 201635, 321793, 489685, 662515, 685559, 927521, 1608965, 2252551, 3427795, 4637605, 11262755, 15767857, 78839285]

約数ペア:

[(1, 78839285), (5, 15767857), (7, 11262755), (17, 4637605), (23, 3427795), (35, 2252551), (49, 1608965), (85, 927521), (115, 685559), (119, 662515), (161, 489685), (245, 321793), (391, 201635), (595, 132503), (805, 97937), (823, 95795), (833, 94645), (1127, 69955), (1955, 40327), (2737, 28805), (4115, 19159), (4165, 18929), (5635, 13991), (5761, 13685)]