66787360

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10181}}^1$

素因数の和:10237

約数の個数: 48

約数和(自身を含む): 161649432

約数和(自身を除く): 94862072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 10181, 20362, 40724, 50905, 81448, 101810, 162896, 203620, 325792, 407240, 417421, 814480, 834842, 1628960, 1669684, 2087105, 3339368, 4174210, 6678736, 8348420, 13357472, 16696840, 33393680, 66787360]

約数ペア:

[(1, 66787360), (2, 33393680), (4, 16696840), (5, 13357472), (8, 8348420), (10, 6678736), (16, 4174210), (20, 3339368), (32, 2087105), (40, 1669684), (41, 1628960), (80, 834842), (82, 814480), (160, 417421), (164, 407240), (205, 325792), (328, 203620), (410, 162896), (656, 101810), (820, 81448), (1312, 50905), (1640, 40724), (3280, 20362), (6560, 10181)]