282455425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 449006976

約数和(自身を除く): 166551551

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 263, 323, 361, 425, 475, 595, 665, 1315, 1615, 1805, 1841, 2261, 2527, 2975, 3325, 4471, 4997, 6137, 6575, 8075, 9025, 9205, 11305, 12635, 22355, 24985, 30685, 31297, 34979, 42959, 46025, 56525, 63175, 84949, 94943, 111775, 124925, 153425, 156485, 174895, 214795, 424745, 474715, 594643, 664601, 782425, 874475, 1073975, 1614031, 2123725, 2373575, 2973215, 3323005, 8070155, 11298217, 14866075, 16615025, 40350775, 56491085, 282455425]

約数ペア:

[(1, 282455425), (5, 56491085), (7, 40350775), (17, 16615025), (19, 14866075), (25, 11298217), (35, 8070155), (85, 3323005), (95, 2973215), (119, 2373575), (133, 2123725), (175, 1614031), (263, 1073975), (323, 874475), (361, 782425), (425, 664601), (475, 594643), (595, 474715), (665, 424745), (1315, 214795), (1615, 174895), (1805, 156485), (1841, 153425), (2261, 124925), (2527, 111775), (2975, 94943), (3325, 84949), (4471, 63175), (4997, 56525), (6137, 46025), (6575, 42959), (8075, 34979), (9025, 31297), (9205, 30685), (11305, 24985), (12635, 22355)]