64764790

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{39733}}^1$

素因数の和:39903

約数の個数: 16

約数和(自身を含む): 117294768

約数和(自身を除く): 52529978

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 39733, 79466, 198665, 397330, 6476479, 12952958, 32382395, 64764790]

約数ペア:

[(1, 64764790), (2, 32382395), (5, 12952958), (10, 6476479), (163, 397330), (326, 198665), (815, 79466), (1630, 39733)]