39153950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 80043984

約数和(自身を除く): 40890034

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 257, 275, 277, 514, 550, 554, 1285, 1385, 2570, 2770, 2827, 3047, 5654, 6094, 6425, 6925, 12850, 13850, 14135, 15235, 28270, 30470, 70675, 71189, 76175, 141350, 142378, 152350, 355945, 711890, 783079, 1566158, 1779725, 3559450, 3915395, 7830790, 19576975, 39153950]

約数ペア:

[(1, 39153950), (2, 19576975), (5, 7830790), (10, 3915395), (11, 3559450), (22, 1779725), (25, 1566158), (50, 783079), (55, 711890), (110, 355945), (257, 152350), (275, 142378), (277, 141350), (514, 76175), (550, 71189), (554, 70675), (1285, 30470), (1385, 28270), (2570, 15235), (2770, 14135), (2827, 13850), (3047, 12850), (5654, 6925), (6094, 6425)]