78372008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68507}}^1$

素因数の和:68537

約数の個数: 32

約数和(自身を含む): 172640160

約数和(自身を除く): 94268152

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 68507, 137014, 274028, 548056, 753577, 890591, 1507154, 1781182, 3014308, 3562364, 6028616, 7124728, 9796501, 19593002, 39186004, 78372008]

約数ペア:

[(1, 78372008), (2, 39186004), (4, 19593002), (8, 9796501), (11, 7124728), (13, 6028616), (22, 3562364), (26, 3014308), (44, 1781182), (52, 1507154), (88, 890591), (104, 753577), (143, 548056), (286, 274028), (572, 137014), (1144, 68507)]