315086000

素因数分解:

$2^4\times 5^3\times {\mathrm{157543}}^1$

素因数の和:157566

約数の個数: 40

約数和(自身を含む): 761882784

約数和(自身を除く): 446796784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 157543, 315086, 630172, 787715, 1260344, 1575430, 2520688, 3150860, 3938575, 6301720, 7877150, 12603440, 15754300, 19692875, 31508600, 39385750, 63017200, 78771500, 157543000, 315086000]

約数ペア:

[(1, 315086000), (2, 157543000), (4, 78771500), (5, 63017200), (8, 39385750), (10, 31508600), (16, 19692875), (20, 15754300), (25, 12603440), (40, 7877150), (50, 6301720), (80, 3938575), (100, 3150860), (125, 2520688), (200, 1575430), (250, 1260344), (400, 787715), (500, 630172), (1000, 315086), (2000, 157543)]