25204720

素因数分解:

$2^4\times 5^1\times {\mathrm{315059}}^1$

素因数の和:315072

約数の個数: 20

約数和(自身を含む): 58601160

約数和(自身を除く): 33396440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 315059, 630118, 1260236, 1575295, 2520472, 3150590, 5040944, 6301180, 12602360, 25204720]

約数ペア:

[(1, 25204720), (2, 12602360), (4, 6301180), (5, 5040944), (8, 3150590), (10, 2520472), (16, 1575295), (20, 1260236), (40, 630118), (80, 315059)]