51178720

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3167}}^1$

素因数の和:3283

約数の個数: 48

約数和(自身を含む): 122145408

約数和(自身を除く): 70966688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3167, 3232, 4040, 6334, 8080, 12668, 15835, 16160, 25336, 31670, 50672, 63340, 101344, 126680, 253360, 319867, 506720, 639734, 1279468, 1599335, 2558936, 3198670, 5117872, 6397340, 10235744, 12794680, 25589360, 51178720]

約数ペア:

[(1, 51178720), (2, 25589360), (4, 12794680), (5, 10235744), (8, 6397340), (10, 5117872), (16, 3198670), (20, 2558936), (32, 1599335), (40, 1279468), (80, 639734), (101, 506720), (160, 319867), (202, 253360), (404, 126680), (505, 101344), (808, 63340), (1010, 50672), (1616, 31670), (2020, 25336), (3167, 16160), (3232, 15835), (4040, 12668), (6334, 8080)]