134940040

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 310210560

約数和(自身を除く): 175270520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 127, 202, 254, 263, 404, 505, 508, 526, 635, 808, 1010, 1016, 1052, 1270, 1315, 2020, 2104, 2540, 2630, 4040, 5080, 5260, 10520, 12827, 25654, 26563, 33401, 51308, 53126, 64135, 66802, 102616, 106252, 128270, 132815, 133604, 167005, 212504, 256540, 265630, 267208, 334010, 513080, 531260, 668020, 1062520, 1336040, 3373501, 6747002, 13494004, 16867505, 26988008, 33735010, 67470020, 134940040]

約数ペア:

[(1, 134940040), (2, 67470020), (4, 33735010), (5, 26988008), (8, 16867505), (10, 13494004), (20, 6747002), (40, 3373501), (101, 1336040), (127, 1062520), (202, 668020), (254, 531260), (263, 513080), (404, 334010), (505, 267208), (508, 265630), (526, 256540), (635, 212504), (808, 167005), (1010, 133604), (1016, 132815), (1052, 128270), (1270, 106252), (1315, 102616), (2020, 66802), (2104, 64135), (2540, 53126), (2630, 51308), (4040, 33401), (5080, 26563), (5260, 25654), (10520, 12827)]