142769725

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26317}}^1$

素因数の和:26365

約数の個数: 24

約数和(自身を含む): 208859648

約数和(自身を除く): 66089923

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 26317, 131585, 184219, 657925, 815827, 921095, 4079135, 4605475, 5710789, 20395675, 28553945, 142769725]

約数ペア:

[(1, 142769725), (5, 28553945), (7, 20395675), (25, 5710789), (31, 4605475), (35, 4079135), (155, 921095), (175, 815827), (217, 657925), (775, 184219), (1085, 131585), (5425, 26317)]