65720085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2683}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 111310848

約数和(自身を除く): 45590763

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2683, 4899, 8049, 8165, 13415, 24495, 40245, 61709, 185127, 190493, 308545, 571479, 925635, 952465, 2857395, 4381339, 13144017, 21906695, 65720085]

約数ペア:

[(1, 65720085), (3, 21906695), (5, 13144017), (15, 4381339), (23, 2857395), (69, 952465), (71, 925635), (115, 571479), (213, 308545), (345, 190493), (355, 185127), (1065, 61709), (1633, 40245), (2683, 24495), (4899, 13415), (8049, 8165)]