80671656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258563}}^1$

素因数の和:258585

約数の個数: 32

約数和(自身を含む): 217193760

約数和(自身を除く): 136522104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 258563, 517126, 775689, 1034252, 1551378, 2068504, 3102756, 3361319, 6205512, 6722638, 10083957, 13445276, 20167914, 26890552, 40335828, 80671656]

約数ペア:

[(1, 80671656), (2, 40335828), (3, 26890552), (4, 20167914), (6, 13445276), (8, 10083957), (12, 6722638), (13, 6205512), (24, 3361319), (26, 3102756), (39, 2068504), (52, 1551378), (78, 1034252), (104, 775689), (156, 517126), (312, 258563)]