25206520

素因数分解:

$2^3\times 5^1\times {\mathrm{630163}}^1$

素因数の和:630174

約数の個数: 16

約数和(自身を含む): 56714760

約数和(自身を除く): 31508240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 630163, 1260326, 2520652, 3150815, 5041304, 6301630, 12603260, 25206520]

約数ペア:

[(1, 25206520), (2, 12603260), (4, 6301630), (5, 5041304), (8, 3150815), (10, 2520652), (20, 1260326), (40, 630163)]