136609540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{166597}}^1$

素因数の和:166647

約数の個数: 24

約数和(自身を含む): 293878872

約数和(自身を除く): 157269332

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 166597, 333194, 666388, 832985, 1665970, 3331940, 6830477, 13660954, 27321908, 34152385, 68304770, 136609540]

約数ペア:

[(1, 136609540), (2, 68304770), (4, 34152385), (5, 27321908), (10, 13660954), (20, 6830477), (41, 3331940), (82, 1665970), (164, 832985), (205, 666388), (410, 333194), (820, 166597)]