163497980

素因数分解:

$2^2\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{3119}}^1$

素因数の和:5749

約数の個数: 24

約数和(自身を含む): 343586880

約数和(自身を除く): 180088900

約数列:

[1, 2, 4, 5, 10, 20, 2621, 3119, 5242, 6238, 10484, 12476, 13105, 15595, 26210, 31190, 52420, 62380, 8174899, 16349798, 32699596, 40874495, 81748990, 163497980]

約数ペア:

[(1, 163497980), (2, 81748990), (4, 40874495), (5, 32699596), (10, 16349798), (20, 8174899), (2621, 62380), (3119, 52420), (5242, 31190), (6238, 26210), (10484, 15595), (12476, 13105)]