25245290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{51521}}^1$

素因数の和:51542

約数の個数: 24

約数和(自身を含む): 52861572

約数和(自身を除く): 27616282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 51521, 103042, 257605, 360647, 515210, 721294, 1803235, 2524529, 3606470, 5049058, 12622645, 25245290]

約数ペア:

[(1, 25245290), (2, 12622645), (5, 5049058), (7, 3606470), (10, 2524529), (14, 1803235), (35, 721294), (49, 515210), (70, 360647), (98, 257605), (245, 103042), (490, 51521)]