71960005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{29921}}^1$

素因数の和:29976

約数の個数: 16

約数和(自身を含む): 95511024

約数和(自身を除く): 23551019

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 29921, 149605, 388973, 1107077, 1944865, 5535385, 14392001, 71960005]

約数ペア:

[(1, 71960005), (5, 14392001), (13, 5535385), (37, 1944865), (65, 1107077), (185, 388973), (481, 149605), (2405, 29921)]