16080451621240

素因数分解:

$2^3\times 5^1\times {\mathrm{402011290531}}^1$

素因数の和:402011290542

約数の個数: 16

約数和(自身を含む): 36181016147880

約数和(自身を除く): 20100564526640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 402011290531, 804022581062, 1608045162124, 2010056452655, 3216090324248, 4020112905310, 8040225810620, 16080451621240]

約数ペア:

[(1, 16080451621240), (2, 8040225810620), (4, 4020112905310), (5, 3216090324248), (8, 2010056452655), (10, 1608045162124), (20, 804022581062), (40, 402011290531)]