66386456

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 133136640

約数和(自身を除く): 66750184

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 181, 254, 361, 362, 508, 722, 724, 1016, 1444, 1448, 2413, 2888, 3439, 4826, 6878, 9652, 13756, 19304, 22987, 27512, 45847, 45974, 65341, 91694, 91948, 130682, 183388, 183896, 261364, 366776, 436753, 522728, 873506, 1747012, 3494024, 8298307, 16596614, 33193228, 66386456]

約数ペア:

[(1, 66386456), (2, 33193228), (4, 16596614), (8, 8298307), (19, 3494024), (38, 1747012), (76, 873506), (127, 522728), (152, 436753), (181, 366776), (254, 261364), (361, 183896), (362, 183388), (508, 130682), (722, 91948), (724, 91694), (1016, 65341), (1444, 45974), (1448, 45847), (2413, 27512), (2888, 22987), (3439, 19304), (4826, 13756), (6878, 9652)]