131211440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{96479}}^1$

素因数の和:96509

約数の個数: 40

約数和(自身を含む): 323015040

約数和(自身を除く): 191803600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 96479, 192958, 385916, 482395, 771832, 964790, 1543664, 1640143, 1929580, 3280286, 3859160, 6560572, 7718320, 8200715, 13121144, 16401430, 26242288, 32802860, 65605720, 131211440]

約数ペア:

[(1, 131211440), (2, 65605720), (4, 32802860), (5, 26242288), (8, 16401430), (10, 13121144), (16, 8200715), (17, 7718320), (20, 6560572), (34, 3859160), (40, 3280286), (68, 1929580), (80, 1640143), (85, 1543664), (136, 964790), (170, 771832), (272, 482395), (340, 385916), (680, 192958), (1360, 96479)]