25419780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{141221}}^1$

素因数の和:141236

約数の個数: 36

約数和(自身を含む): 77107212

約数和(自身を除く): 51687432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 141221, 282442, 423663, 564884, 706105, 847326, 1270989, 1412210, 1694652, 2118315, 2541978, 2824420, 4236630, 5083956, 6354945, 8473260, 12709890, 25419780]

約数ペア:

[(1, 25419780), (2, 12709890), (3, 8473260), (4, 6354945), (5, 5083956), (6, 4236630), (9, 2824420), (10, 2541978), (12, 2118315), (15, 1694652), (18, 1412210), (20, 1270989), (30, 847326), (36, 706105), (45, 564884), (60, 423663), (90, 282442), (180, 141221)]