26495720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 61776000

約数和(自身を除く): 35280280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 103, 109, 118, 206, 218, 236, 295, 412, 436, 472, 515, 545, 590, 824, 872, 1030, 1090, 1180, 2060, 2180, 2360, 4120, 4360, 6077, 6431, 11227, 12154, 12862, 22454, 24308, 25724, 30385, 32155, 44908, 48616, 51448, 56135, 60770, 64310, 89816, 112270, 121540, 128620, 224540, 243080, 257240, 449080, 662393, 1324786, 2649572, 3311965, 5299144, 6623930, 13247860, 26495720]

約数ペア:

[(1, 26495720), (2, 13247860), (4, 6623930), (5, 5299144), (8, 3311965), (10, 2649572), (20, 1324786), (40, 662393), (59, 449080), (103, 257240), (109, 243080), (118, 224540), (206, 128620), (218, 121540), (236, 112270), (295, 89816), (412, 64310), (436, 60770), (472, 56135), (515, 51448), (545, 48616), (590, 44908), (824, 32155), (872, 30385), (1030, 25724), (1090, 24308), (1180, 22454), (2060, 12862), (2180, 12154), (2360, 11227), (4120, 6431), (4360, 6077)]