42887845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 75075840

約数和(自身を除く): 32187995

約数列:

[1, 5, 7, 11, 13, 19, 35, 41, 55, 65, 77, 91, 95, 121, 133, 143, 205, 209, 247, 287, 385, 451, 455, 533, 605, 665, 715, 779, 847, 1001, 1045, 1235, 1435, 1463, 1573, 1729, 2255, 2299, 2665, 2717, 3157, 3731, 3895, 4235, 4961, 5005, 5453, 5863, 7315, 7865, 8569, 8645, 10127, 11011, 11495, 13585, 15785, 16093, 18655, 19019, 24805, 27265, 29315, 29887, 34727, 41041, 42845, 50635, 55055, 59983, 64493, 70889, 80465, 94259, 95095, 111397, 149435, 173635, 205205, 209209, 299915, 322465, 354445, 451451, 471295, 556985, 659813, 779779, 1046045, 1225367, 2257255, 3299065, 3898895, 6126835, 8577569, 42887845]

約数ペア:

[(1, 42887845), (5, 8577569), (7, 6126835), (11, 3898895), (13, 3299065), (19, 2257255), (35, 1225367), (41, 1046045), (55, 779779), (65, 659813), (77, 556985), (91, 471295), (95, 451451), (121, 354445), (133, 322465), (143, 299915), (205, 209209), (209, 205205), (247, 173635), (287, 149435), (385, 111397), (451, 95095), (455, 94259), (533, 80465), (605, 70889), (665, 64493), (715, 59983), (779, 55055), (847, 50635), (1001, 42845), (1045, 41041), (1235, 34727), (1435, 29887), (1463, 29315), (1573, 27265), (1729, 24805), (2255, 19019), (2299, 18655), (2665, 16093), (2717, 15785), (3157, 13585), (3731, 11495), (3895, 11011), (4235, 10127), (4961, 8645), (5005, 8569), (5453, 7865), (5863, 7315)]