25170590

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{3989}}^1$

素因数の和:4627

約数の個数: 16

約数和(自身を含む): 45390240

約数和(自身を除く): 20219650

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 3989, 6310, 7978, 19945, 39890, 2517059, 5034118, 12585295, 25170590]

約数ペア:

[(1, 25170590), (2, 12585295), (5, 5034118), (10, 2517059), (631, 39890), (1262, 19945), (3155, 7978), (3989, 6310)]