65228860

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{2027}}^1$

素因数の和:3645

約数の個数: 24

約数和(自身を含む): 137133360

約数和(自身を除く): 71904500

約数列:

[1, 2, 4, 5, 10, 20, 1609, 2027, 3218, 4054, 6436, 8045, 8108, 10135, 16090, 20270, 32180, 40540, 3261443, 6522886, 13045772, 16307215, 32614430, 65228860]

約数ペア:

[(1, 65228860), (2, 32614430), (4, 16307215), (5, 13045772), (10, 6522886), (20, 3261443), (1609, 40540), (2027, 32180), (3218, 20270), (4054, 16090), (6436, 10135), (8045, 8108)]