20763625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3921

約数の個数: 16

約数和(自身を含む): 26522496

約数和(自身を除く): 5758871

約数列:

[1, 5, 25, 43, 125, 215, 1075, 3863, 5375, 19315, 96575, 166109, 482875, 830545, 4152725, 20763625]

約数ペア:

[(1, 20763625), (5, 4152725), (25, 830545), (43, 482875), (125, 166109), (215, 96575), (1075, 19315), (3863, 5375)]