168165080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{135617}}^1$

素因数の和:135659

約数の個数: 32

約数和(自身を含む): 390579840

約数和(自身を除く): 222414760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 135617, 271234, 542468, 678085, 1084936, 1356170, 2712340, 4204127, 5424680, 8408254, 16816508, 21020635, 33633016, 42041270, 84082540, 168165080]

約数ペア:

[(1, 168165080), (2, 84082540), (4, 42041270), (5, 33633016), (8, 21020635), (10, 16816508), (20, 8408254), (31, 5424680), (40, 4204127), (62, 2712340), (124, 1356170), (155, 1084936), (248, 678085), (310, 542468), (620, 271234), (1240, 135617)]