200049725

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 252960000

約数和(自身を除く): 52910275

約数列:

[1, 5, 25, 79, 199, 395, 509, 995, 1975, 2545, 4975, 12725, 15721, 40211, 78605, 101291, 201055, 393025, 506455, 1005275, 2532275, 8001989, 40009945, 200049725]

約数ペア:

[(1, 200049725), (5, 40009945), (25, 8001989), (79, 2532275), (199, 1005275), (395, 506455), (509, 393025), (995, 201055), (1975, 101291), (2545, 78605), (4975, 40211), (12725, 15721)]