128333210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{180751}}^1$

素因数の和:180829

約数の個数: 16

約数和(自身を含む): 234254592

約数和(自身を除く): 105921382

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 180751, 361502, 903755, 1807510, 12833321, 25666642, 64166605, 128333210]

約数ペア:

[(1, 128333210), (2, 64166605), (5, 25666642), (10, 12833321), (71, 1807510), (142, 903755), (355, 361502), (710, 180751)]