389155130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{857}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 864864000

約数和(自身を除く): 475708870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 499, 857, 910, 998, 1714, 2495, 3493, 4285, 4990, 5999, 6487, 6986, 8570, 11141, 11998, 12974, 17465, 22282, 29995, 32435, 34930, 45409, 55705, 59990, 64870, 77987, 90818, 111410, 155974, 227045, 389935, 427643, 454090, 779870, 855286, 2138215, 2993501, 4276430, 5559359, 5987002, 11118718, 14967505, 27796795, 29935010, 38915513, 55593590, 77831026, 194577565, 389155130]

約数ペア:

[(1, 389155130), (2, 194577565), (5, 77831026), (7, 55593590), (10, 38915513), (13, 29935010), (14, 27796795), (26, 14967505), (35, 11118718), (65, 5987002), (70, 5559359), (91, 4276430), (130, 2993501), (182, 2138215), (455, 855286), (499, 779870), (857, 454090), (910, 427643), (998, 389935), (1714, 227045), (2495, 155974), (3493, 111410), (4285, 90818), (4990, 77987), (5999, 64870), (6487, 59990), (6986, 55705), (8570, 45409), (11141, 34930), (11998, 32435), (12974, 29995), (17465, 22282)]