43128575

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 69973200

約数和(自身を除く): 26844625

約数列:

[1, 5, 7, 17, 19, 25, 35, 49, 85, 95, 109, 119, 133, 175, 245, 323, 425, 475, 545, 595, 665, 763, 833, 931, 1225, 1615, 1853, 2071, 2261, 2725, 2975, 3325, 3815, 4165, 4655, 5341, 8075, 9265, 10355, 11305, 12971, 14497, 15827, 19075, 20825, 23275, 26705, 35207, 46325, 51775, 56525, 64855, 72485, 79135, 90797, 101479, 133525, 176035, 246449, 324275, 362425, 395675, 453985, 507395, 880175, 1232245, 1725143, 2269925, 2536975, 6161225, 8625715, 43128575]

約数ペア:

[(1, 43128575), (5, 8625715), (7, 6161225), (17, 2536975), (19, 2269925), (25, 1725143), (35, 1232245), (49, 880175), (85, 507395), (95, 453985), (109, 395675), (119, 362425), (133, 324275), (175, 246449), (245, 176035), (323, 133525), (425, 101479), (475, 90797), (545, 79135), (595, 72485), (665, 64855), (763, 56525), (833, 51775), (931, 46325), (1225, 35207), (1615, 26705), (1853, 23275), (2071, 20825), (2261, 19075), (2725, 15827), (2975, 14497), (3325, 12971), (3815, 11305), (4165, 10355), (4655, 9265), (5341, 8075)]