1653104080

素因数分解:

$2^4\times 5^1\times {\mathrm{20663801}}^1$

素因数の和:20663814

約数の個数: 20

約数和(自身を含む): 3843467172

約数和(自身を除く): 2190363092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20663801, 41327602, 82655204, 103319005, 165310408, 206638010, 330620816, 413276020, 826552040, 1653104080]

約数ペア:

[(1, 1653104080), (2, 826552040), (4, 413276020), (5, 330620816), (8, 206638010), (10, 165310408), (16, 103319005), (20, 82655204), (40, 41327602), (80, 20663801)]