191800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{137}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 513360

約数和(自身を除く): 321560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 137, 140, 175, 200, 274, 280, 350, 548, 685, 700, 959, 1096, 1370, 1400, 1918, 2740, 3425, 3836, 4795, 5480, 6850, 7672, 9590, 13700, 19180, 23975, 27400, 38360, 47950, 95900, 191800]

約数ペア:

[(1, 191800), (2, 95900), (4, 47950), (5, 38360), (7, 27400), (8, 23975), (10, 19180), (14, 13700), (20, 9590), (25, 7672), (28, 6850), (35, 5480), (40, 4795), (50, 3836), (56, 3425), (70, 2740), (100, 1918), (137, 1400), (140, 1370), (175, 1096), (200, 959), (274, 700), (280, 685), (350, 548)]