65904140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106297}}^1$

素因数の和:106337

約数の個数: 24

約数和(自身を含む): 142864512

約数和(自身を除く): 76960372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 106297, 212594, 425188, 531485, 1062970, 2125940, 3295207, 6590414, 13180828, 16476035, 32952070, 65904140]

約数ペア:

[(1, 65904140), (2, 32952070), (4, 16476035), (5, 13180828), (10, 6590414), (20, 3295207), (31, 2125940), (62, 1062970), (124, 531485), (155, 425188), (310, 212594), (620, 106297)]