87082280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19973}}^1$

素因数の和:20093

約数の個数: 32

約数和(自身を含む): 197742600

約数和(自身を除く): 110660320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19973, 39946, 79892, 99865, 159784, 199730, 399460, 798920, 2177057, 4354114, 8708228, 10885285, 17416456, 21770570, 43541140, 87082280]

約数ペア:

[(1, 87082280), (2, 43541140), (4, 21770570), (5, 17416456), (8, 10885285), (10, 8708228), (20, 4354114), (40, 2177057), (109, 798920), (218, 399460), (436, 199730), (545, 159784), (872, 99865), (1090, 79892), (2180, 39946), (4360, 19973)]