8078512912

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{79903}}^1$

素因数の和:80071

約数の個数: 40

約数和(自身を含む): 16051115520

約数和(自身を除く): 7972602608

約数列:

[1, 2, 4, 8, 16, 71, 89, 142, 178, 284, 356, 568, 712, 1136, 1424, 6319, 12638, 25276, 50552, 79903, 101104, 159806, 319612, 639224, 1278448, 5673113, 7111367, 11346226, 14222734, 22692452, 28445468, 45384904, 56890936, 90769808, 113781872, 504907057, 1009814114, 2019628228, 4039256456, 8078512912]

約数ペア:

[(1, 8078512912), (2, 4039256456), (4, 2019628228), (8, 1009814114), (16, 504907057), (71, 113781872), (89, 90769808), (142, 56890936), (178, 45384904), (284, 28445468), (356, 22692452), (568, 14222734), (712, 11346226), (1136, 7111367), (1424, 5673113), (6319, 1278448), (12638, 639224), (25276, 319612), (50552, 159806), (79903, 101104)]