128695070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{262643}}^1$

素因数の和:262664

約数の個数: 24

約数和(自身を含む): 269472744

約数和(自身を除く): 140777674

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 262643, 525286, 1313215, 1838501, 2626430, 3677002, 9192505, 12869507, 18385010, 25739014, 64347535, 128695070]

約数ペア:

[(1, 128695070), (2, 64347535), (5, 25739014), (7, 18385010), (10, 12869507), (14, 9192505), (35, 3677002), (49, 2626430), (70, 1838501), (98, 1313215), (245, 525286), (490, 262643)]