83658770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20759}}^1$

素因数の和:20810

約数の個数: 32

約数和(自身を含む): 167408640

約数和(自身を除く): 83749870

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 20759, 41518, 103795, 207590, 269867, 539734, 643529, 1287058, 1349335, 2698670, 3217645, 6435290, 8365877, 16731754, 41829385, 83658770]

約数ペア:

[(1, 83658770), (2, 41829385), (5, 16731754), (10, 8365877), (13, 6435290), (26, 3217645), (31, 2698670), (62, 1349335), (65, 1287058), (130, 643529), (155, 539734), (310, 269867), (403, 207590), (806, 103795), (2015, 41518), (4030, 20759)]