128834230

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{37561}}^1$

素因数の和:37589

約数の個数: 32

約数和(自身を含む): 270446400

約数和(自身を除く): 141612170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 37561, 75122, 187805, 262927, 375610, 525854, 1314635, 1840489, 2629270, 3680978, 9202445, 12883423, 18404890, 25766846, 64417115, 128834230]

約数ペア:

[(1, 128834230), (2, 64417115), (5, 25766846), (7, 18404890), (10, 12883423), (14, 9202445), (35, 3680978), (49, 2629270), (70, 1840489), (98, 1314635), (245, 525854), (343, 375610), (490, 262927), (686, 187805), (1715, 75122), (3430, 37561)]