54123685

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 87552000

約数和(自身を除く): 33428315

約数列:

[1, 5, 7, 11, 19, 35, 49, 55, 77, 95, 133, 151, 209, 245, 343, 385, 539, 665, 755, 931, 1045, 1057, 1463, 1661, 1715, 2695, 2869, 3773, 4655, 5285, 6517, 7315, 7399, 8305, 10241, 11627, 14345, 18865, 20083, 31559, 32585, 36995, 51205, 51793, 58135, 71687, 81389, 100415, 140581, 157795, 220913, 258965, 358435, 406945, 569723, 702905, 984067, 1104565, 1546391, 2848615, 4920335, 7731955, 10824737, 54123685]

約数ペア:

[(1, 54123685), (5, 10824737), (7, 7731955), (11, 4920335), (19, 2848615), (35, 1546391), (49, 1104565), (55, 984067), (77, 702905), (95, 569723), (133, 406945), (151, 358435), (209, 258965), (245, 220913), (343, 157795), (385, 140581), (539, 100415), (665, 81389), (755, 71687), (931, 58135), (1045, 51793), (1057, 51205), (1463, 36995), (1661, 32585), (1715, 31559), (2695, 20083), (2869, 18865), (3773, 14345), (4655, 11627), (5285, 10241), (6517, 8305), (7315, 7399)]