81253554

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 174666240

約数和(自身を除く): 93412686

約数列:

[1, 2, 3, 6, 37, 41, 74, 79, 82, 111, 113, 123, 158, 222, 226, 237, 246, 339, 474, 678, 1517, 2923, 3034, 3239, 4181, 4551, 4633, 5846, 6478, 8362, 8769, 8927, 9102, 9266, 9717, 12543, 13899, 17538, 17854, 19434, 25086, 26781, 27798, 53562, 119843, 171421, 239686, 330299, 342842, 359529, 366007, 514263, 660598, 719058, 732014, 990897, 1028526, 1098021, 1981794, 2196042, 13542259, 27084518, 40626777, 81253554]

約数ペア:

[(1, 81253554), (2, 40626777), (3, 27084518), (6, 13542259), (37, 2196042), (41, 1981794), (74, 1098021), (79, 1028526), (82, 990897), (111, 732014), (113, 719058), (123, 660598), (158, 514263), (222, 366007), (226, 359529), (237, 342842), (246, 330299), (339, 239686), (474, 171421), (678, 119843), (1517, 53562), (2923, 27798), (3034, 26781), (3239, 25086), (4181, 19434), (4551, 17854), (4633, 17538), (5846, 13899), (6478, 12543), (8362, 9717), (8769, 9266), (8927, 9102)]