81866071744

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{581171}}^1$

素因数の和:581285

約数の個数: 56

約数和(自身を含む): 170055576576

約数和(自身を除く): 88189504832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 142, 248, 284, 496, 568, 992, 1136, 1984, 2201, 2272, 4402, 4544, 8804, 17608, 35216, 70432, 140864, 581171, 1162342, 2324684, 4649368, 9298736, 18016301, 18597472, 36032602, 37194944, 41263141, 72065204, 82526282, 144130408, 165052564, 288260816, 330105128, 576521632, 660210256, 1153043264, 1279157371, 1320420512, 2558314742, 2640841024, 5116629484, 10233258968, 20466517936, 40933035872, 81866071744]

約数ペア:

[(1, 81866071744), (2, 40933035872), (4, 20466517936), (8, 10233258968), (16, 5116629484), (31, 2640841024), (32, 2558314742), (62, 1320420512), (64, 1279157371), (71, 1153043264), (124, 660210256), (142, 576521632), (248, 330105128), (284, 288260816), (496, 165052564), (568, 144130408), (992, 82526282), (1136, 72065204), (1984, 41263141), (2201, 37194944), (2272, 36032602), (4402, 18597472), (4544, 18016301), (8804, 9298736), (17608, 4649368), (35216, 2324684), (70432, 1162342), (140864, 581171)]