81402336

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12289}}^1$

素因数の和:12328

約数の個数: 72

約数和(自身を含む): 241572240

約数和(自身を除く): 160169904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 12289, 24578, 36867, 49156, 73734, 98312, 110601, 147468, 196624, 221202, 282647, 294936, 393248, 442404, 565294, 589872, 847941, 884808, 1130588, 1179744, 1695882, 1769616, 2261176, 2543823, 3391764, 3539232, 4522352, 5087646, 6783528, 9044704, 10175292, 13567056, 20350584, 27134112, 40701168, 81402336]

約数ペア:

[(1, 81402336), (2, 40701168), (3, 27134112), (4, 20350584), (6, 13567056), (8, 10175292), (9, 9044704), (12, 6783528), (16, 5087646), (18, 4522352), (23, 3539232), (24, 3391764), (32, 2543823), (36, 2261176), (46, 1769616), (48, 1695882), (69, 1179744), (72, 1130588), (92, 884808), (96, 847941), (138, 589872), (144, 565294), (184, 442404), (207, 393248), (276, 294936), (288, 282647), (368, 221202), (414, 196624), (552, 147468), (736, 110601), (828, 98312), (1104, 73734), (1656, 49156), (2208, 36867), (3312, 24578), (6624, 12289)]