31730165

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 38719296

約数和(自身を除く): 6989131

約数列:

[1, 5, 131, 193, 251, 655, 965, 1255, 25283, 32881, 48443, 126415, 164405, 242215, 6346033, 31730165]

約数ペア:

[(1, 31730165), (5, 6346033), (131, 242215), (193, 164405), (251, 126415), (655, 48443), (965, 32881), (1255, 25283)]