64688848

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4409}}^1$

素因数の和:4555

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 79676912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 4409, 7336, 8818, 14672, 17636, 30863, 35272, 61726, 70544, 123452, 246904, 493808, 577579, 1155158, 2310316, 4043053, 4620632, 8086106, 9241264, 16172212, 32344424, 64688848]

約数ペア:

[(1, 64688848), (2, 32344424), (4, 16172212), (7, 9241264), (8, 8086106), (14, 4620632), (16, 4043053), (28, 2310316), (56, 1155158), (112, 577579), (131, 493808), (262, 246904), (524, 123452), (917, 70544), (1048, 61726), (1834, 35272), (2096, 30863), (3668, 17636), (4409, 14672), (7336, 8818)]