28658525

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5647}}^1$

素因数の和:5693

約数の個数: 24

約数和(自身を含む): 42021120

約数和(自身を除く): 13362595

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 5075, 5647, 28235, 39529, 141175, 163763, 197645, 818815, 988225, 1146341, 4094075, 5731705, 28658525]

約数ペア:

[(1, 28658525), (5, 5731705), (7, 4094075), (25, 1146341), (29, 988225), (35, 818815), (145, 197645), (175, 163763), (203, 141175), (725, 39529), (1015, 28235), (5075, 5647)]