71881575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{33049}}^1$

素因数の和:33091

約数の個数: 24

約数和(自身を含む): 122946000

約数和(自身を除く): 51064425

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 33049, 99147, 165245, 495735, 826225, 958421, 2478675, 2875263, 4792105, 14376315, 23960525, 71881575]

約数ペア:

[(1, 71881575), (3, 23960525), (5, 14376315), (15, 4792105), (25, 2875263), (29, 2478675), (75, 958421), (87, 826225), (145, 495735), (435, 165245), (725, 99147), (2175, 33049)]