29804375

素因数分解:

$5^4\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1172

約数の個数: 20

約数和(自身を含む): 38144040

約数和(自身を除く): 8339665

約数列:

[1, 5, 25, 43, 125, 215, 625, 1075, 1109, 5375, 5545, 26875, 27725, 47687, 138625, 238435, 693125, 1192175, 5960875, 29804375]

約数ペア:

[(1, 29804375), (5, 5960875), (25, 1192175), (43, 693125), (125, 238435), (215, 138625), (625, 47687), (1075, 27725), (1109, 26875), (5375, 5545)]