12975800

素因数分解:

$2^3\times 5^2\times {\mathrm{64879}}^1$

素因数の和:64895

約数の個数: 24

約数和(自身を含む): 30169200

約数和(自身を除く): 17193400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 64879, 129758, 259516, 324395, 519032, 648790, 1297580, 1621975, 2595160, 3243950, 6487900, 12975800]

約数ペア:

[(1, 12975800), (2, 6487900), (4, 3243950), (5, 2595160), (8, 1621975), (10, 1297580), (20, 648790), (25, 519032), (40, 324395), (50, 259516), (100, 129758), (200, 64879)]