65564816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{77317}}^1$

素因数の和:77378

約数の個数: 20

約数和(自身を含む): 129430332

約数和(自身を除く): 63865516

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 77317, 154634, 309268, 618536, 1237072, 4097801, 8195602, 16391204, 32782408, 65564816]

約数ペア:

[(1, 65564816), (2, 32782408), (4, 16391204), (8, 8195602), (16, 4097801), (53, 1237072), (106, 618536), (212, 309268), (424, 154634), (848, 77317)]