51803375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 70761600

約数和(自身を除く): 18958225

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 449, 923, 1625, 1775, 2245, 4615, 5837, 8875, 11225, 23075, 29185, 31879, 56125, 115375, 145925, 159395, 414427, 729625, 796975, 2072135, 3984875, 10360675, 51803375]

約数ペア:

[(1, 51803375), (5, 10360675), (13, 3984875), (25, 2072135), (65, 796975), (71, 729625), (125, 414427), (325, 159395), (355, 145925), (449, 115375), (923, 56125), (1625, 31879), (1775, 29185), (2245, 23075), (4615, 11225), (5837, 8875)]