28479875

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3295

約数の個数: 16

約数和(自身を含む): 36054720

約数和(自身を除く): 7574845

約数列:

[1, 5, 25, 71, 125, 355, 1775, 3209, 8875, 16045, 80225, 227839, 401125, 1139195, 5695975, 28479875]

約数ペア:

[(1, 28479875), (5, 5695975), (25, 1139195), (71, 401125), (125, 227839), (355, 80225), (1775, 16045), (3209, 8875)]