51410960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 127224000

約数和(自身を除く): 75813040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 227, 298, 304, 380, 454, 596, 745, 760, 908, 1135, 1192, 1490, 1520, 1816, 2270, 2384, 2831, 2980, 3632, 4313, 4540, 5662, 5960, 8626, 9080, 11324, 11920, 14155, 17252, 18160, 21565, 22648, 28310, 33823, 34504, 43130, 45296, 56620, 67646, 69008, 86260, 113240, 135292, 169115, 172520, 226480, 270584, 338230, 345040, 541168, 642637, 676460, 1285274, 1352920, 2570548, 2705840, 3213185, 5141096, 6426370, 10282192, 12852740, 25705480, 51410960]

約数ペア:

[(1, 51410960), (2, 25705480), (4, 12852740), (5, 10282192), (8, 6426370), (10, 5141096), (16, 3213185), (19, 2705840), (20, 2570548), (38, 1352920), (40, 1285274), (76, 676460), (80, 642637), (95, 541168), (149, 345040), (152, 338230), (190, 270584), (227, 226480), (298, 172520), (304, 169115), (380, 135292), (454, 113240), (596, 86260), (745, 69008), (760, 67646), (908, 56620), (1135, 45296), (1192, 43130), (1490, 34504), (1520, 33823), (1816, 28310), (2270, 22648), (2384, 21565), (2831, 18160), (2980, 17252), (3632, 14155), (4313, 11920), (4540, 11324), (5662, 9080), (5960, 8626)]