8149160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4969}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 18786600

約数和(自身を除く): 10637440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4969, 9938, 19876, 24845, 39752, 49690, 99380, 198760, 203729, 407458, 814916, 1018645, 1629832, 2037290, 4074580, 8149160]

約数ペア:

[(1, 8149160), (2, 4074580), (4, 2037290), (5, 1629832), (8, 1018645), (10, 814916), (20, 407458), (40, 203729), (41, 198760), (82, 99380), (164, 49690), (205, 39752), (328, 24845), (410, 19876), (820, 9938), (1640, 4969)]