28584575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 37162800

約数和(自身を除く): 8578225

約数列:

[1, 5, 25, 29, 89, 145, 443, 445, 725, 2215, 2225, 2581, 11075, 12847, 12905, 39427, 64235, 64525, 197135, 321175, 985675, 1143383, 5716915, 28584575]

約数ペア:

[(1, 28584575), (5, 5716915), (25, 1143383), (29, 985675), (89, 321175), (145, 197135), (443, 64525), (445, 64235), (725, 39427), (2215, 12905), (2225, 12847), (2581, 11075)]