82084480

素因数分解:

$2^7\times 5^1\times {\mathrm{128257}}^1$

素因数の和:128276

約数の個数: 32

約数和(自身を含む): 196234740

約数和(自身を除く): 114150260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 128257, 256514, 513028, 641285, 1026056, 1282570, 2052112, 2565140, 4104224, 5130280, 8208448, 10260560, 16416896, 20521120, 41042240, 82084480]

約数ペア:

[(1, 82084480), (2, 41042240), (4, 20521120), (5, 16416896), (8, 10260560), (10, 8208448), (16, 5130280), (20, 4104224), (32, 2565140), (40, 2052112), (64, 1282570), (80, 1026056), (128, 641285), (160, 513028), (320, 256514), (640, 128257)]