51519400

素因数分解:

$2^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 120555900

約数和(自身を除く): 69036500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 173, 200, 346, 692, 865, 1384, 1489, 1730, 2978, 3460, 4325, 5956, 6920, 7445, 8650, 11912, 14890, 17300, 29780, 34600, 37225, 59560, 74450, 148900, 257597, 297800, 515194, 1030388, 1287985, 2060776, 2575970, 5151940, 6439925, 10303880, 12879850, 25759700, 51519400]

約数ペア:

[(1, 51519400), (2, 25759700), (4, 12879850), (5, 10303880), (8, 6439925), (10, 5151940), (20, 2575970), (25, 2060776), (40, 1287985), (50, 1030388), (100, 515194), (173, 297800), (200, 257597), (346, 148900), (692, 74450), (865, 59560), (1384, 37225), (1489, 34600), (1730, 29780), (2978, 17300), (3460, 14890), (4325, 11912), (5956, 8650), (6920, 7445)]