80640304

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16417}}^1$

素因数の和:16732

約数の個数: 20

約数和(自身を含む): 156759064

約数和(自身を除く): 76118760

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16417, 32834, 65668, 131336, 262672, 5040019, 10080038, 20160076, 40320152, 80640304]

約数ペア:

[(1, 80640304), (2, 40320152), (4, 20160076), (8, 10080038), (16, 5040019), (307, 262672), (614, 131336), (1228, 65668), (2456, 32834), (4912, 16417)]