66534970

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{40819}}^1$

素因数の和:40989

約数の個数: 16

約数和(自身を含む): 120500640

約数和(自身を除く): 53965670

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 40819, 81638, 204095, 408190, 6653497, 13306994, 33267485, 66534970]

約数ペア:

[(1, 66534970), (2, 33267485), (5, 13306994), (10, 6653497), (163, 408190), (326, 204095), (815, 81638), (1630, 40819)]