161570560

素因数分解:

$2^8\times 5^1\times {\mathrm{126227}}^1$

素因数の和:126248

約数の個数: 36

約数和(自身を含む): 387015048

約数和(自身を除く): 225444488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 126227, 252454, 504908, 631135, 1009816, 1262270, 2019632, 2524540, 4039264, 5049080, 8078528, 10098160, 16157056, 20196320, 32314112, 40392640, 80785280, 161570560]

約数ペア:

[(1, 161570560), (2, 80785280), (4, 40392640), (5, 32314112), (8, 20196320), (10, 16157056), (16, 10098160), (20, 8078528), (32, 5049080), (40, 4039264), (64, 2524540), (80, 2019632), (128, 1262270), (160, 1009816), (256, 631135), (320, 504908), (640, 252454), (1280, 126227)]