31027568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 71995392

約数和(自身を除く): 40967824

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 71, 88, 104, 142, 143, 176, 191, 208, 284, 286, 382, 568, 572, 764, 781, 923, 1136, 1144, 1528, 1562, 1846, 2101, 2288, 2483, 3056, 3124, 3692, 4202, 4966, 6248, 7384, 8404, 9932, 10153, 12496, 13561, 14768, 16808, 19864, 20306, 27122, 27313, 33616, 39728, 40612, 54244, 54626, 81224, 108488, 109252, 149171, 162448, 176293, 216976, 218504, 298342, 352586, 437008, 596684, 705172, 1193368, 1410344, 1939223, 2386736, 2820688, 3878446, 7756892, 15513784, 31027568]

約数ペア:

[(1, 31027568), (2, 15513784), (4, 7756892), (8, 3878446), (11, 2820688), (13, 2386736), (16, 1939223), (22, 1410344), (26, 1193368), (44, 705172), (52, 596684), (71, 437008), (88, 352586), (104, 298342), (142, 218504), (143, 216976), (176, 176293), (191, 162448), (208, 149171), (284, 109252), (286, 108488), (382, 81224), (568, 54626), (572, 54244), (764, 40612), (781, 39728), (923, 33616), (1136, 27313), (1144, 27122), (1528, 20306), (1562, 19864), (1846, 16808), (2101, 14768), (2288, 13561), (2483, 12496), (3056, 10153), (3124, 9932), (3692, 8404), (4202, 7384), (4966, 6248)]