168804610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41887}}^1$

素因数の和:41938

約数の個数: 32

約数和(自身を含む): 337784832

約数和(自身を除く): 168980222

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 41887, 83774, 209435, 418870, 544531, 1089062, 1298497, 2596994, 2722655, 5445310, 6492485, 12984970, 16880461, 33760922, 84402305, 168804610]

約数ペア:

[(1, 168804610), (2, 84402305), (5, 33760922), (10, 16880461), (13, 12984970), (26, 6492485), (31, 5445310), (62, 2722655), (65, 2596994), (130, 1298497), (155, 1089062), (310, 544531), (403, 418870), (806, 209435), (2015, 83774), (4030, 41887)]