78119965

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 45259235

約数列:

[1, 5, 7, 11, 35, 41, 49, 55, 77, 101, 205, 245, 287, 343, 385, 451, 505, 539, 707, 1111, 1435, 1715, 2009, 2255, 2695, 3157, 3535, 3773, 4141, 4949, 5555, 7777, 10045, 14063, 15785, 18865, 20705, 22099, 24745, 28987, 34643, 38885, 45551, 54439, 70315, 110495, 144935, 154693, 173215, 202909, 227755, 272195, 318857, 381073, 773465, 1014545, 1420363, 1594285, 1905365, 2231999, 7101815, 11159995, 15623993, 78119965]

約数ペア:

[(1, 78119965), (5, 15623993), (7, 11159995), (11, 7101815), (35, 2231999), (41, 1905365), (49, 1594285), (55, 1420363), (77, 1014545), (101, 773465), (205, 381073), (245, 318857), (287, 272195), (343, 227755), (385, 202909), (451, 173215), (505, 154693), (539, 144935), (707, 110495), (1111, 70315), (1435, 54439), (1715, 45551), (2009, 38885), (2255, 34643), (2695, 28987), (3157, 24745), (3535, 22099), (3773, 20705), (4141, 18865), (4949, 15785), (5555, 14063), (7777, 10045)]