51532400

素因数分解:

$2^4\times 5^2\times {\mathrm{128831}}^1$

素因数の和:128849

約数の個数: 30

約数和(自身を含む): 123807552

約数和(自身を除く): 72275152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 128831, 257662, 515324, 644155, 1030648, 1288310, 2061296, 2576620, 3220775, 5153240, 6441550, 10306480, 12883100, 25766200, 51532400]

約数ペア:

[(1, 51532400), (2, 25766200), (4, 12883100), (5, 10306480), (8, 6441550), (10, 5153240), (16, 3220775), (20, 2576620), (25, 2061296), (40, 1288310), (50, 1030648), (80, 644155), (100, 515324), (200, 257662), (400, 128831)]