51515120

素因数分解:

$2^4\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1097}}^1$

素因数の和:1697

約数の個数: 40

約数和(自身を含む): 120086064

約数和(自身を除く): 68570944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 587, 1097, 1174, 2194, 2348, 2935, 4388, 4696, 5485, 5870, 8776, 9392, 10970, 11740, 17552, 21940, 23480, 43880, 46960, 87760, 643939, 1287878, 2575756, 3219695, 5151512, 6439390, 10303024, 12878780, 25757560, 51515120]

約数ペア:

[(1, 51515120), (2, 25757560), (4, 12878780), (5, 10303024), (8, 6439390), (10, 5151512), (16, 3219695), (20, 2575756), (40, 1287878), (80, 643939), (587, 87760), (1097, 46960), (1174, 43880), (2194, 23480), (2348, 21940), (2935, 17552), (4388, 11740), (4696, 10970), (5485, 9392), (5870, 8776)]