85240340

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{15727}}^1$

素因数の和:16007

約数の個数: 24

約数和(自身を含む): 179676672

約数和(自身を除く): 94436332

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 15727, 31454, 62908, 78635, 157270, 314540, 4262017, 8524034, 17048068, 21310085, 42620170, 85240340]

約数ペア:

[(1, 85240340), (2, 42620170), (4, 21310085), (5, 17048068), (10, 8524034), (20, 4262017), (271, 314540), (542, 157270), (1084, 78635), (1355, 62908), (2710, 31454), (5420, 15727)]