50142100

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1692

約数の個数: 36

約数和(自身を含む): 109172700

約数和(自身を除く): 59030600

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 1289, 1556, 1945, 2578, 3890, 5156, 6445, 7780, 9725, 12890, 19450, 25780, 32225, 38900, 64450, 128900, 501421, 1002842, 2005684, 2507105, 5014210, 10028420, 12535525, 25071050, 50142100]

約数ペア:

[(1, 50142100), (2, 25071050), (4, 12535525), (5, 10028420), (10, 5014210), (20, 2507105), (25, 2005684), (50, 1002842), (100, 501421), (389, 128900), (778, 64450), (1289, 38900), (1556, 32225), (1945, 25780), (2578, 19450), (3890, 12890), (5156, 9725), (6445, 7780)]