121561810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2549}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 231336000

約数和(自身を除く): 109774190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 251, 502, 1255, 2510, 2549, 4769, 5098, 9538, 12745, 23845, 25490, 47690, 48431, 96862, 242155, 484310, 639799, 1279598, 3198995, 6397990, 12156181, 24312362, 60780905, 121561810]

約数ペア:

[(1, 121561810), (2, 60780905), (5, 24312362), (10, 12156181), (19, 6397990), (38, 3198995), (95, 1279598), (190, 639799), (251, 484310), (502, 242155), (1255, 96862), (2510, 48431), (2549, 47690), (4769, 25490), (5098, 23845), (9538, 12745)]