142693775

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 216176640

約数和(自身を除く): 73482865

約数列:

[1, 5, 7, 25, 29, 31, 35, 145, 155, 175, 203, 217, 725, 775, 899, 907, 1015, 1085, 4495, 4535, 5075, 5425, 6293, 6349, 22475, 22675, 26303, 28117, 31465, 31745, 131515, 140585, 157325, 158725, 184121, 196819, 657575, 702925, 815393, 920605, 984095, 4076965, 4603025, 4920475, 5707751, 20384825, 28538755, 142693775]

約数ペア:

[(1, 142693775), (5, 28538755), (7, 20384825), (25, 5707751), (29, 4920475), (31, 4603025), (35, 4076965), (145, 984095), (155, 920605), (175, 815393), (203, 702925), (217, 657575), (725, 196819), (775, 184121), (899, 158725), (907, 157325), (1015, 140585), (1085, 131515), (4495, 31745), (4535, 31465), (5075, 28117), (5425, 26303), (6293, 22675), (6349, 22475)]