206830295

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 314572800

約数和(自身を除く): 107742505

約数列:

[1, 5, 7, 19, 31, 35, 79, 95, 127, 133, 155, 217, 395, 553, 589, 635, 665, 889, 1085, 1501, 2413, 2449, 2765, 2945, 3937, 4123, 4445, 7505, 10033, 10507, 12065, 12245, 16891, 17143, 19685, 20615, 27559, 46531, 50165, 52535, 70231, 74803, 84455, 85715, 137795, 190627, 232655, 311023, 325717, 351155, 374015, 523621, 953135, 1334389, 1555115, 1628585, 2177161, 2618105, 5909437, 6671945, 10885805, 29547185, 41366059, 206830295]

約数ペア:

[(1, 206830295), (5, 41366059), (7, 29547185), (19, 10885805), (31, 6671945), (35, 5909437), (79, 2618105), (95, 2177161), (127, 1628585), (133, 1555115), (155, 1334389), (217, 953135), (395, 523621), (553, 374015), (589, 351155), (635, 325717), (665, 311023), (889, 232655), (1085, 190627), (1501, 137795), (2413, 85715), (2449, 84455), (2765, 74803), (2945, 70231), (3937, 52535), (4123, 50165), (4445, 46531), (7505, 27559), (10033, 20615), (10507, 19685), (12065, 17143), (12245, 16891)]