51087725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{823}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 68662272

約数和(自身を除く): 17574547

約数列:

[1, 5, 13, 25, 65, 191, 325, 823, 955, 2483, 4115, 4775, 10699, 12415, 20575, 53495, 62075, 157193, 267475, 785965, 2043509, 3929825, 10217545, 51087725]

約数ペア:

[(1, 51087725), (5, 10217545), (13, 3929825), (25, 2043509), (65, 785965), (191, 267475), (325, 157193), (823, 62075), (955, 53495), (2483, 20575), (4115, 12415), (4775, 10699)]