86181290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1031}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 167481216

約数和(自身を除く): 81299926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 643, 1031, 1286, 2062, 3215, 5155, 6430, 8359, 10310, 13403, 16718, 26806, 41795, 67015, 83590, 134030, 662933, 1325866, 3314665, 6629330, 8618129, 17236258, 43090645, 86181290]

約数ペア:

[(1, 86181290), (2, 43090645), (5, 17236258), (10, 8618129), (13, 6629330), (26, 3314665), (65, 1325866), (130, 662933), (643, 134030), (1031, 83590), (1286, 67015), (2062, 41795), (3215, 26806), (5155, 16718), (6430, 13403), (8359, 10310)]