161567696

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{40231}}^1$

素因数の和:40490

約数の個数: 20

約数和(自身を含む): 314292384

約数和(自身を除く): 152724688

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 40231, 80462, 160924, 321848, 643696, 10097981, 20195962, 40391924, 80783848, 161567696]

約数ペア:

[(1, 161567696), (2, 80783848), (4, 40391924), (8, 20195962), (16, 10097981), (251, 643696), (502, 321848), (1004, 160924), (2008, 80462), (4016, 40231)]