64876620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1081277}}^1$

素因数の和:1081289

約数の個数: 24

約数和(自身を含む): 181654704

約数和(自身を除く): 116778084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1081277, 2162554, 3243831, 4325108, 5406385, 6487662, 10812770, 12975324, 16219155, 21625540, 32438310, 64876620]

約数ペア:

[(1, 64876620), (2, 32438310), (3, 21625540), (4, 16219155), (5, 12975324), (6, 10812770), (10, 6487662), (12, 5406385), (15, 4325108), (20, 3243831), (30, 2162554), (60, 1081277)]