131531600

素因数分解:

$2^4\times 5^2\times {\mathrm{328829}}^1$

素因数の和:328847

約数の個数: 30

約数和(自身を含む): 316005630

約数和(自身を除く): 184474030

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 328829, 657658, 1315316, 1644145, 2630632, 3288290, 5261264, 6576580, 8220725, 13153160, 16441450, 26306320, 32882900, 65765800, 131531600]

約数ペア:

[(1, 131531600), (2, 65765800), (4, 32882900), (5, 26306320), (8, 16441450), (10, 13153160), (16, 8220725), (20, 6576580), (25, 5261264), (40, 3288290), (50, 2630632), (80, 1644145), (100, 1315316), (200, 657658), (400, 328829)]