80961200

素因数分解:

$2^4\times 5^2\times {\mathrm{202403}}^1$

素因数の和:202421

約数の個数: 30

約数和(自身を含む): 194510244

約数和(自身を除く): 113549044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 202403, 404806, 809612, 1012015, 1619224, 2024030, 3238448, 4048060, 5060075, 8096120, 10120150, 16192240, 20240300, 40480600, 80961200]

約数ペア:

[(1, 80961200), (2, 40480600), (4, 20240300), (5, 16192240), (8, 10120150), (10, 8096120), (16, 5060075), (20, 4048060), (25, 3238448), (40, 2024030), (50, 1619224), (80, 1012015), (100, 809612), (200, 404806), (400, 202403)]