25144540

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2917}}^1$

素因数の和:3357

約数の個数: 24

約数和(自身を含む): 52944192

約数和(自身を除く): 27799652

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 2917, 4310, 5834, 8620, 11668, 14585, 29170, 58340, 1257227, 2514454, 5028908, 6286135, 12572270, 25144540]

約数ペア:

[(1, 25144540), (2, 12572270), (4, 6286135), (5, 5028908), (10, 2514454), (20, 1257227), (431, 58340), (862, 29170), (1724, 14585), (2155, 11668), (2917, 8620), (4310, 5834)]