66402010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{74609}}^1$

素因数の和:74705

約数の個数: 16

約数和(自身を含む): 120868200

約数和(自身を除く): 54466190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 74609, 149218, 373045, 746090, 6640201, 13280402, 33201005, 66402010]

約数ペア:

[(1, 66402010), (2, 33201005), (5, 13280402), (10, 6640201), (89, 746090), (178, 373045), (445, 149218), (890, 74609)]