28435750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{16249}}^1$

素因数の和:16273

約数の個数: 32

約数和(自身を含む): 60840000

約数和(自身を除く): 32404250

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 16249, 32498, 81245, 113743, 162490, 227486, 406225, 568715, 812450, 1137430, 2031125, 2843575, 4062250, 5687150, 14217875, 28435750]

約数ペア:

[(1, 28435750), (2, 14217875), (5, 5687150), (7, 4062250), (10, 2843575), (14, 2031125), (25, 1137430), (35, 812450), (50, 568715), (70, 406225), (125, 227486), (175, 162490), (250, 113743), (350, 81245), (875, 32498), (1750, 16249)]