2564602010

素因数分解:

$2^1\times 5^1\times {\mathrm{4003}}^1\times {\mathrm{64067}}^1$

素因数の和:68077

約数の個数: 16

約数和(自身を含む): 4617508896

約数和(自身を除く): 2052906886

約数列:

[1, 2, 5, 10, 4003, 8006, 20015, 40030, 64067, 128134, 320335, 640670, 256460201, 512920402, 1282301005, 2564602010]

約数ペア:

[(1, 2564602010), (2, 1282301005), (5, 512920402), (10, 256460201), (4003, 640670), (8006, 320335), (20015, 128134), (40030, 64067)]