86760920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52903}}^1$

素因数の和:52955

約数の個数: 32

約数和(自身を含む): 199977120

約数和(自身を除く): 113216200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 52903, 105806, 211612, 264515, 423224, 529030, 1058060, 2116120, 2169023, 4338046, 8676092, 10845115, 17352184, 21690230, 43380460, 86760920]

約数ペア:

[(1, 86760920), (2, 43380460), (4, 21690230), (5, 17352184), (8, 10845115), (10, 8676092), (20, 4338046), (40, 2169023), (41, 2116120), (82, 1058060), (164, 529030), (205, 423224), (328, 264515), (410, 211612), (820, 105806), (1640, 52903)]