321569152

素因数分解:

$2^7\times {\mathrm{251}}^1\times {\mathrm{10009}}^1$

素因数の和:10274

約数の個数: 32

約数和(自身を含む): 643242600

約数和(自身を除く): 321673448

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 502, 1004, 2008, 4016, 8032, 10009, 16064, 20018, 32128, 40036, 80072, 160144, 320288, 640576, 1281152, 2512259, 5024518, 10049036, 20098072, 40196144, 80392288, 160784576, 321569152]

約数ペア:

[(1, 321569152), (2, 160784576), (4, 80392288), (8, 40196144), (16, 20098072), (32, 10049036), (64, 5024518), (128, 2512259), (251, 1281152), (502, 640576), (1004, 320288), (2008, 160144), (4016, 80072), (8032, 40036), (10009, 32128), (16064, 20018)]