66846320

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3329}}^1$

素因数の和:3593

約数の個数: 40

約数和(自身を含む): 156083760

約数和(自身を除く): 89237440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 3329, 4016, 5020, 6658, 10040, 13316, 16645, 20080, 26632, 33290, 53264, 66580, 133160, 266320, 835579, 1671158, 3342316, 4177895, 6684632, 8355790, 13369264, 16711580, 33423160, 66846320]

約数ペア:

[(1, 66846320), (2, 33423160), (4, 16711580), (5, 13369264), (8, 8355790), (10, 6684632), (16, 4177895), (20, 3342316), (40, 1671158), (80, 835579), (251, 266320), (502, 133160), (1004, 66580), (1255, 53264), (2008, 33290), (2510, 26632), (3329, 20080), (4016, 16645), (5020, 13316), (6658, 10040)]