250285280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{223469}}^1$

素因数の和:223491

約数の個数: 48

約数和(自身を含む): 675773280

約数和(自身を除く): 425488000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 223469, 446938, 893876, 1117345, 1564283, 1787752, 2234690, 3128566, 3575504, 4469380, 6257132, 7151008, 7821415, 8938760, 12514264, 15642830, 17877520, 25028528, 31285660, 35755040, 50057056, 62571320, 125142640, 250285280]

約数ペア:

[(1, 250285280), (2, 125142640), (4, 62571320), (5, 50057056), (7, 35755040), (8, 31285660), (10, 25028528), (14, 17877520), (16, 15642830), (20, 12514264), (28, 8938760), (32, 7821415), (35, 7151008), (40, 6257132), (56, 4469380), (70, 3575504), (80, 3128566), (112, 2234690), (140, 1787752), (160, 1564283), (224, 1117345), (280, 893876), (560, 446938), (1120, 223469)]