53489440

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1697}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 127085112

約数和(自身を除く): 73595672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1697, 1970, 3152, 3394, 3940, 6304, 6788, 7880, 8485, 13576, 15760, 16970, 27152, 31520, 33940, 54304, 67880, 135760, 271520, 334309, 668618, 1337236, 1671545, 2674472, 3343090, 5348944, 6686180, 10697888, 13372360, 26744720, 53489440]

約数ペア:

[(1, 53489440), (2, 26744720), (4, 13372360), (5, 10697888), (8, 6686180), (10, 5348944), (16, 3343090), (20, 2674472), (32, 1671545), (40, 1337236), (80, 668618), (160, 334309), (197, 271520), (394, 135760), (788, 67880), (985, 54304), (1576, 33940), (1697, 31520), (1970, 27152), (3152, 16970), (3394, 15760), (3940, 13576), (6304, 8485), (6788, 7880)]