78199600

素因数分解:

$2^4\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1427}}^1$

素因数の和:1582

約数の個数: 60

約数和(自身を含む): 189378504

約数和(自身を除く): 111178904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 137, 200, 274, 400, 548, 685, 1096, 1370, 1427, 2192, 2740, 2854, 3425, 5480, 5708, 6850, 7135, 10960, 11416, 13700, 14270, 22832, 27400, 28540, 35675, 54800, 57080, 71350, 114160, 142700, 195499, 285400, 390998, 570800, 781996, 977495, 1563992, 1954990, 3127984, 3909980, 4887475, 7819960, 9774950, 15639920, 19549900, 39099800, 78199600]

約数ペア:

[(1, 78199600), (2, 39099800), (4, 19549900), (5, 15639920), (8, 9774950), (10, 7819960), (16, 4887475), (20, 3909980), (25, 3127984), (40, 1954990), (50, 1563992), (80, 977495), (100, 781996), (137, 570800), (200, 390998), (274, 285400), (400, 195499), (548, 142700), (685, 114160), (1096, 71350), (1370, 57080), (1427, 54800), (2192, 35675), (2740, 28540), (2854, 27400), (3425, 22832), (5480, 14270), (5708, 13700), (6850, 11416), (7135, 10960)]