145696520

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{3433}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 328221720

約数和(自身を除く): 182525200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 3433, 4244, 5305, 6866, 8488, 10610, 13732, 17165, 21220, 27464, 34330, 42440, 68660, 137320, 3642413, 7284826, 14569652, 18212065, 29139304, 36424130, 72848260, 145696520]

約数ペア:

[(1, 145696520), (2, 72848260), (4, 36424130), (5, 29139304), (8, 18212065), (10, 14569652), (20, 7284826), (40, 3642413), (1061, 137320), (2122, 68660), (3433, 42440), (4244, 34330), (5305, 27464), (6866, 21220), (8488, 17165), (10610, 13732)]