25505640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{70849}}^1$

素因数の和:70866

約数の個数: 48

約数和(自身を含む): 82894500

約数和(自身を除く): 57388860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 70849, 141698, 212547, 283396, 354245, 425094, 566792, 637641, 708490, 850188, 1062735, 1275282, 1416980, 1700376, 2125470, 2550564, 2833960, 3188205, 4250940, 5101128, 6376410, 8501880, 12752820, 25505640]

約数ペア:

[(1, 25505640), (2, 12752820), (3, 8501880), (4, 6376410), (5, 5101128), (6, 4250940), (8, 3188205), (9, 2833960), (10, 2550564), (12, 2125470), (15, 1700376), (18, 1416980), (20, 1275282), (24, 1062735), (30, 850188), (36, 708490), (40, 637641), (45, 566792), (60, 425094), (72, 354245), (90, 283396), (120, 212547), (180, 141698), (360, 70849)]