51836520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1721}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 156219840

約数和(自身を除く): 104383320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 1721, 2008, 2510, 3012, 3442, 3765, 5020, 5163, 6024, 6884, 7530, 8605, 10040, 10326, 13768, 15060, 17210, 20652, 25815, 30120, 34420, 41304, 51630, 68840, 103260, 206520, 431971, 863942, 1295913, 1727884, 2159855, 2591826, 3455768, 4319710, 5183652, 6479565, 8639420, 10367304, 12959130, 17278840, 25918260, 51836520]

約数ペア:

[(1, 51836520), (2, 25918260), (3, 17278840), (4, 12959130), (5, 10367304), (6, 8639420), (8, 6479565), (10, 5183652), (12, 4319710), (15, 3455768), (20, 2591826), (24, 2159855), (30, 1727884), (40, 1295913), (60, 863942), (120, 431971), (251, 206520), (502, 103260), (753, 68840), (1004, 51630), (1255, 41304), (1506, 34420), (1721, 30120), (2008, 25815), (2510, 20652), (3012, 17210), (3442, 15060), (3765, 13768), (5020, 10326), (5163, 10040), (6024, 8605), (6884, 7530)]