25301240

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2251}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 57155760

約数和(自身を除く): 31854520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2251, 2810, 4502, 5620, 9004, 11240, 11255, 18008, 22510, 45020, 90040, 632531, 1265062, 2530124, 3162655, 5060248, 6325310, 12650620, 25301240]

約数ペア:

[(1, 25301240), (2, 12650620), (4, 6325310), (5, 5060248), (8, 3162655), (10, 2530124), (20, 1265062), (40, 632531), (281, 90040), (562, 45020), (1124, 22510), (1405, 18008), (2248, 11255), (2251, 11240), (2810, 9004), (4502, 5620)]