65488865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{7691}}^1$

素因数の和:7840

約数の個数: 16

約数和(自身を含む): 85288896

約数和(自身を除く): 19800031

約数列:

[1, 5, 13, 65, 131, 655, 1703, 7691, 8515, 38455, 99983, 499915, 1007521, 5037605, 13097773, 65488865]

約数ペア:

[(1, 65488865), (5, 13097773), (13, 5037605), (65, 1007521), (131, 499915), (655, 99983), (1703, 38455), (7691, 8515)]