71289512

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{7907}}^1$

素因数の和:7950

約数の個数: 48

約数和(自身を含む): 162272160

約数和(自身を除く): 90982648

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 4508, 7907, 9016, 15814, 31628, 55349, 63256, 110698, 181861, 221396, 363722, 387443, 442792, 727444, 774886, 1273027, 1454888, 1549772, 2546054, 3099544, 5092108, 8911189, 10184216, 17822378, 35644756, 71289512]

約数ペア:

[(1, 71289512), (2, 35644756), (4, 17822378), (7, 10184216), (8, 8911189), (14, 5092108), (23, 3099544), (28, 2546054), (46, 1549772), (49, 1454888), (56, 1273027), (92, 774886), (98, 727444), (161, 442792), (184, 387443), (196, 363722), (322, 221396), (392, 181861), (644, 110698), (1127, 63256), (1288, 55349), (2254, 31628), (4508, 15814), (7907, 9016)]