82549990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{947}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 155623680

約数和(自身を除く): 73073690

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 379, 758, 947, 1894, 1895, 3790, 4735, 8717, 9470, 17434, 21781, 43562, 43585, 87170, 108905, 217810, 358913, 717826, 1794565, 3589130, 8254999, 16509998, 41274995, 82549990]

約数ペア:

[(1, 82549990), (2, 41274995), (5, 16509998), (10, 8254999), (23, 3589130), (46, 1794565), (115, 717826), (230, 358913), (379, 217810), (758, 108905), (947, 87170), (1894, 43585), (1895, 43562), (3790, 21781), (4735, 17434), (8717, 9470)]