86845160

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{6221}}^1$

素因数の和:6581

約数の個数: 32

約数和(自身を含む): 195993000

約数和(自身を除く): 109147840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 6221, 6980, 12442, 13960, 24884, 31105, 49768, 62210, 124420, 248840, 2171129, 4342258, 8684516, 10855645, 17369032, 21711290, 43422580, 86845160]

約数ペア:

[(1, 86845160), (2, 43422580), (4, 21711290), (5, 17369032), (8, 10855645), (10, 8684516), (20, 4342258), (40, 2171129), (349, 248840), (698, 124420), (1396, 62210), (1745, 49768), (2792, 31105), (3490, 24884), (6221, 13960), (6980, 12442)]