40659905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 62657280

約数和(自身を除く): 21997375

約数列:

[1, 5, 11, 13, 19, 41, 55, 65, 73, 95, 143, 205, 209, 247, 365, 451, 533, 715, 779, 803, 949, 1045, 1235, 1387, 2255, 2665, 2717, 2993, 3895, 4015, 4745, 5863, 6935, 8569, 10127, 10439, 13585, 14965, 15257, 18031, 29315, 32923, 38909, 42845, 50635, 52195, 56867, 76285, 90155, 111397, 164615, 194545, 198341, 284335, 427999, 556985, 625537, 739271, 991705, 2139995, 3127685, 3696355, 8131981, 40659905]

約数ペア:

[(1, 40659905), (5, 8131981), (11, 3696355), (13, 3127685), (19, 2139995), (41, 991705), (55, 739271), (65, 625537), (73, 556985), (95, 427999), (143, 284335), (205, 198341), (209, 194545), (247, 164615), (365, 111397), (451, 90155), (533, 76285), (715, 56867), (779, 52195), (803, 50635), (949, 42845), (1045, 38909), (1235, 32923), (1387, 29315), (2255, 18031), (2665, 15257), (2717, 14965), (2993, 13585), (3895, 10439), (4015, 10127), (4745, 8569), (5863, 6935)]