161948080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{289193}}^1$

素因数の和:289213

約数の個数: 40

約数和(自身を含む): 430320672

約数和(自身を除く): 268372592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 289193, 578386, 1156772, 1445965, 2024351, 2313544, 2891930, 4048702, 4627088, 5783860, 8097404, 10121755, 11567720, 16194808, 20243510, 23135440, 32389616, 40487020, 80974040, 161948080]

約数ペア:

[(1, 161948080), (2, 80974040), (4, 40487020), (5, 32389616), (7, 23135440), (8, 20243510), (10, 16194808), (14, 11567720), (16, 10121755), (20, 8097404), (28, 5783860), (35, 4627088), (40, 4048702), (56, 2891930), (70, 2313544), (80, 2024351), (112, 1445965), (140, 1156772), (280, 578386), (560, 289193)]