66880008

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71453}}^1$

素因数の和:71478

約数の個数: 48

約数和(自身を含む): 195069420

約数和(自身を除く): 128189412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 71453, 142906, 214359, 285812, 428718, 571624, 643077, 857436, 928889, 1286154, 1714872, 1857778, 2572308, 2786667, 3715556, 5144616, 5573334, 7431112, 8360001, 11146668, 16720002, 22293336, 33440004, 66880008]

約数ペア:

[(1, 66880008), (2, 33440004), (3, 22293336), (4, 16720002), (6, 11146668), (8, 8360001), (9, 7431112), (12, 5573334), (13, 5144616), (18, 3715556), (24, 2786667), (26, 2572308), (36, 1857778), (39, 1714872), (52, 1286154), (72, 928889), (78, 857436), (104, 643077), (117, 571624), (156, 428718), (234, 285812), (312, 214359), (468, 142906), (936, 71453)]